A-366A-336CS-2077A-366,MV4A-366 (A366)A-366A366A 366A-366, 10 mM in DMSO5'-methoxy-6'-(3-(pyrrolidin-1-yl)propoxy)spiro[cyclobutane-1,3'-indol]-2'-amine5'-methoxy-6'-[3-(pyrrolidin-1-yl)propoxy]spiro[cyclobutane-1,3'-indole]-2'-amine5'-Methoxy-6'-[3-(1-pyrrolidinyl)propoxy]spiro[cyclobutane-1,3'-[3H]indol]-2'-amine