Photoresist Chemicals 4-Thiazolidinone, 3-(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)-5-(3-phenyl-2- propenylidene)-2-thioxo- Cas：92945-07-8 Molecular Formula：C22H17N3O2S2