Photoresist Chemicals 3,5-Pyridinedicarboxylic acid, 1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)-, 3-[(3,4-dichlorophenyl)methyl] 5-(1-methylethyl) ester Cas：61311-93-1 Molecular Formula：C25H24Cl2N2O6