15266-46-3 2H-3,13-Methanooxireno[9,10]azacycloundecino[5,4-b]indole, 13-ethyl-1a,4,5,10,11,12,13,13a-octahydro-, (1aR,13S,13aS)- AIDS-003034 AIDS003034 Conoflorine Indole alkaloid