| 英文同义词: | 7-AMINO-5-(3-NITROPHENYL)-2,4-DIOXO-1,3,5,8-TETRAHYDRO-8-OXAQUINAZOLINE-6-CARBONITRILE;7-amino-5-(3-nitrophenyl)-2,4-dioxo-1H,2H,3H,4H,5H-pyrano[2,3-d]pyrimidine-6-carbonitrile;2H-Pyrano[2,3-d]pyrimidine-6-carbonitrile, 7-amino-1,3,4,5-tetrahydro-5-(3-nitrophenyl)-2,4-dioxo- |