| 英文同义词: | 7-AMINO-2,4-DIOXO-1,2,3,4-TETRAHYDRO-5H-PYRANO[2,3-D]PYRIMIDINE-5,5,6-TRICARBONITRILE;7-amino-2,4-dioxo-1H,2H,3H,4H,5H-pyrano[2,3-d]pyrimidine-5,5,6-tricarbonitrile;5H-Pyrano[2,3-d]pyrimidine-5,5,6-tricarbonitrile, 7-amino-1,2,3,4-tetrahydro-2,4-dioxo- |