Stockholders' Equity (Tables)

6 Months Ended

Feb. 29, 2020

Stockholders' Equity.

Summary of warrants outstanding

		Weighted
		average	Weighted
	Number	remaining	average
	of	life	exercise
	shares	(years)	price
Warrants outstanding, August 31, 2019	107,409	4.3	$	83.21
Issued	53,273	4.0		40.00
(Cancelled)	(29,124)	3.8	$	40.00
Warrants outstanding, February 28, 2019	131,558	3.8	$	47.71
Warrants exercisable, February 28, 2019	131,558	3.8	$	47.71

Summary of information about warrants outstanding

		Weighted average
		life of
	Warrants	outstanding		Exercise
	Outstanding	warrants in years		Price
March 2019 Warrants (1)	41,430	4.0	$	40.00
Amended March 2019 Warrants (2)	66,288	4.0		40.00
March 2019 Services Warrants (3)	3,366	4.0		70.00
June 2018 Warrants (4)	12,552	3.8		40.00
June 2018 Services Warrants (5)	5,422	3.8		99.60
2017 PIPE Warrants	2,500	2.3	$	276.00
	131,558	3.8	$	47.71