Synonyms: Brevianamide A;23402-09-7;8,8-dimethyl-2,3,8a,9-tetrahydro-1h,8h,10h-spiro[5a,9a-(epiminomethano)cyclopenta[f]indolizine-7,2'-indole]-3',5,10(1'h)-trione;AC1Q6LRP;AC1L414R;AR-1H4137;NSC208423;NSC 208423;NSC-208423;Spiro(5H,6H-5a,9a-(iminomethano)-1H-cyclopent(f)indolizine-7(8H),2'-(2H)indole)-3',5,10(1'H)-trione, 2,3,8a,9-tetrahydro-8,8-dimethyl- (VAN) (9CI);Spiro(5H,6H-5a,9a-(iminomethano)-1H-cyclopent(f)indolizine-7(8H),2'-(2H)indole)-3',5,10(1'H)-trione, 2,3,8a,9-tetrahydro-8,8-dimethyl-, (2'S,5aR,8aS,9aR)-;Spiro[5H,6H-5a,9a-(iminomethano)-1H-cyclopent[f]indolizine-7(8H),2'-[2H]indole]-3',5,10(1'H)-trione, 2,3,8a,9-tetrahydro-8,8-dimethyl-;Spiro[5H,9a-(iminomethano)-1H-cyclopent[f]indolizine-7(8H),2'-[2H]indole]-3',5,10(1'H)-trione, 2,3,8a,9-tetrahydro-8,8-dimethyl- (VA