Photoresist Chemicals Carbamic acid,N-[(1E,5R)-5-[3-[(2E,4E)-2,5-dimethyl-1-oxo-2,4-nonadien-1-yl]-4-hydroxy-2-oxo-2H-pyran-6-yl]-1-hexen-1-yl]-,methyl ester Cas：88192-99-8 Molecular Formula：C24H33 N O6