| 英文同义词: | 7-AMINO-4-OXO-5-PHENYL-2-THIOXO-1,3,5,8-TETRAHYDRO-8-OXAQUINAZOLINE-6-CARBONITRILE;7-amino-4-oxo-5-phenyl-2-sulfanylidene-1H,2H,3H,4H,5H-pyrano[2,3-d]pyrimidine-6-carbonitrile;7-amino-4-oxo-5-phenyl-2-thioxo-1,3,4,5-tetrahydro-2H-pyrano[2,3-d]pyrimidine-6-carbonitrile;2H-Pyrano[2,3-d]pyrimidine-6-carbonitrile, 7-amino-1,3,4,5-tetrahydro-4-oxo-5-phenyl-2-thioxo- |