Photoresist Chemicals Pyrano[4,3-c]pyrazole-3-carboxylic acid, 1-(2,4-dichlorophenyl)-7-[(4-fluorophenyl)methylene]-1,4,6,7-tetrahydro-, 2-cyclohexylhydrazide, (7Z)- Cas:918546-59-5 Molecular Formula:C26H25Cl2FN4O2