英文同义词: | 3-(5,7-dioxo-5H-pyrrolo[3,4-b]pyrazin-6(7H)-yl)propanoic acid;3-(5,7-Dioxo-5,7-dihydro-pyrrolo[3,4-b]pyrazin-6-yl)-propionic acid;3-{5,7-Dioxo-5H,6H,7H-pyrrolo[3,4-b]pyrazin-6-yl}propanoic acid;6H-Pyrrolo[3,4-b]pyrazine-6-propanoic acid, 5,7-dihydro-5,7-dioxo- |