1,2,4-Triazin-5(2H)-one, 3,4-dihydro-6-phenyl-3-thioxo- (9CI) 16075-92-6 3,4-Dihydro-6-phenyl-3-thioxo-1,2,4-triazin-5(2H)-one 3-Mercapto-6-phenyl-as-triazin-5-ol 447-00-7 6-Phenyl-3-thio-as-triazine-3,5(2H,4H)-dione AI3-51974 as-Triazin-5-ol, 3-mercapto-6-phenyl- as-Triazine-3,5(2H,4H)-dione, 6-phenyl-3-thio- (8CI)