Photoresist Chemicals Pyrrolo[3,4-c]pyrazole-1(4H)-carboxylic acid, 5,6-dihydro-3-[[4-(4-morpholinyl)benzoyl]amino]-5-[(2R)-1-oxo-2-phenyl propyl]-, ethyl ester Cas：827318-94-5 Molecular Formula：C28H31N5O5