英文别名
5,10-dioxo-5H,10H-diimidazo[1,5-a;1',5'-d]pyrazine-1,6-dicarboxylic aciddimethyl ester;5,10-dioxo-5H,10H-diimidazo[1,5-a:1',5'-d]pyrazine-1,6-dicarboxylic acid dimethyl ester;4,9-Dioxo-4,9-dihydrodiimidazo<1,5-a,1',5'-d>pyrazin 1,6-dicarbonsaeuredimethylester;Dimethyl 2,8-dioxo-1,5,7,11-tetrazatricyclo[7.3.0.03,7]dodeca-3,5,9,11-tetraene-4,10-dicarboxylate