(5)

The face values of the loans are stated in U.S. dollars at $1,200 and $300, respectively.

(6)

This maturity date is automatically prolonged for periods of three months, unless called for repayment. The conversion price per share is determined by the lower of (i) reducing by 10% the price per share of the Company’s common stock paid by the investors in connection with an investment in the Company of not less than US$20,000, or (ii) at the fixed conversion price using a fixed exchange rate which are noted in the table above. The convertible note holder has the right to convert at any time prior to the maturity date, at the convertible note holder’s option, prior to the repayment of the outstanding balance under the note by the Company, to convert the unpaid outstanding principal balance and accrued interest, in whole or in part, into common stock at the fixed conversion price as stated in the contract.

(7)

On March 1, 2017, Round Enterprises Ltd. and Eardley Holding AG each provided two promissory Notes for a total of €1,840 and €460, respectively, with a 2.5% interest per annum and a maturity date of March 1, 2018. The first 50% of the promissory Notes of €920 and €230, respectively, were provided immediately. The second 50% of the promissory notes of €920 and €230, respectively, were provided on October 18, 2017 with a 2.5% interest per annum and a maturity date of October 18, 2018. Both Round Enterprises Ltd. And Eardley Holding AG have agreed to amend the maturity date of these promissory notes to follow the same terms of the other convertible loans. Therefore, the maturity date of the promissory notes is amended to be the later of (i) June 30, 2018, or (ii) the end of a subsequent calendar quarter in which the Company receives a written request from the lender for repayment of the unpaid principal and accrued interest due under the Notes. The amendments were accounted for as modifications in the consolidated financial statements.

(8)

On June 1, 2018, Round Enterprises Ltd. and Eardley Holding AG each provided two promissory Notes for a total of €1,280 and €320 in two tranches, respectively, with a 2.5% interest per annum. The first tranche of the promissory Notes of €640 and €160, respectively, were provided immediately. The second tranche of the promissory notes of €640 and €160, respectively, were provided on November 10, 2018 with a 2.5% interest per annum. The maturity date of these promissory notes to follow the same terms of other convertible loans and is the later of (i) June 30, 2019, or (ii) the end of a subsequent calendar quarter in which the Company receives a written request from the lender for repayment of the unpaid principal and accrued interest due under the Notes.

(9)

On June 15, 2019, Round Enterprises Ltd. and Eardley Holding AG each provided promissory Notes for a total of €600 with a 2.5% interest per annum. The promissory Notes of €480 and €120, respectively, were provided immediately. The maturity date of these promissory notes to follow the same terms of other convertible loans and is the later of (i) December 31, 2020, or (ii) the end of a subsequent calendar quarter in which the Company receives a written request from the lender for repayment of the unpaid principal and accrued interest due under the Notes.

(10)

On December 20, 2019, Round Enterprises Ltd. and Eardley Holding AG each provided promissory Notes for a total of €600 with a 2.5% interest per annum. The promissory Notes of €480 and €120, respectively, were provided immediately. The maturity date of these promissory notes to follow the same terms of other convertible loans and is the later of (i) June 30, 2020, or (ii) the end of a subsequent calendar quarter in which the Company receives a written request from the lender for repayment of the unpaid principal and accrued interest due under the Notes.

(11)

On June 15, 2020, Round Enterprises Ltd. and Eardley Holding AG each provided promissory Notes for a total of €1,100 with a 2.5% interest per annum. The promissory Notes of €880 and €220, respectively, were provided immediately. The maturity date of these promissory notes to follow the same terms of other convertible loans and is the later of (i) September 30, 2020, or (ii) the end of a subsequent calendar quarter in which the Company receives a written request from the lender for repayment of the unpaid principal and accrued interest due under the Notes.

(12)

On December 15, 2020, Round Enterprises Ltd. and Eardley Holding AG each provided promissory Notes for a total of €850 with a 2.5% interest per annum. The promissory Notes of €680 and €170, respectively, were provided immediately. The maturity date of these promissory notes to follow the same terms of other convertible loans and is the later of (i) March 31, 2021, or (ii) the end of a subsequent calendar quarter in which the Company receives a written request from the lender for repayment of the unpaid principal and accrued interest due under the Notes.

(13)

On August 15, 2021, Round Enterprises Ltd. and Eardley Holding AG each provided promissory Notes for a total of €1,200 with a 2.5% interest per annum. The promissory Notes of €960 and €240, respectively, were provided immediately. The maturity date of these promissory notes to follow the same terms of other convertible loans and is the later of (i) December 31, 2021, or (ii) the end of a subsequent calendar quarter in which the Company receives a written request from the lender for repayment of the unpaid principal and accrued interest due under the Notes.