93634-20-9 | 3H-Pyrazol-3-one, 1,2-dihydro-1,5-dimethyl-4-[[5-oxo-4-(phenylmethylene)-1,3-oxathiolan- 2-ylidene]amino]-2-phenyl- | C21H17N3O3S |
93634-21-0 | 3H-Pyrazol-3-one, 4-[[4-[(4-chlorophenyl)methylene]-5-oxo-1,3-oxathiolan-2-ylidene]amino] -1,2-dihydro-1,5-dimethyl-2-phenyl- | C21H16ClN3O3S |