Notice of Filing and Immediate Effectiveness of Proposed Rule Change Adopting New NYSE MKT Rules 2090-Equities (Know Your Customer) and 2111-Equities (Suitability) That Are Substantially Similar to FINRA Rules 2090 (Know Your Customer) and 2111 (Suitability), Deleting Current NYSE MKT Rule 405-Equities (Diligence as to Accounts), and Making Other Conforming Changes