ethyl(4aS,9bR)-6-bromo-1,3,4,4a,5,9b-hexahydro-2H-pyrido[4,3-b]indole-2-carboxylate; (4aS,9bR)-Ethyl 6-bromo-3,4,4a,5-tetrahydro-1H-pyrido[4,3-b]indole-2(9bH)-carboxylate; ethyl (4aS,9bR)-6-bromo-1H,2H,3H,4H,4aH,5H,9bH-pyrido[4,3-b]indole-2-carboxylate; EOS-60905;