Photoresist Chemicals Propanoic acid,2-methyl-,(3aR,4R,6R,9R,10Z,11aR)-2,3,3a,4,5,6,9,11a-octahydro-9-hydroxy-6,10-dimethy,cas:59979-57-6 Cas：59979-57-6 Molecular Formula：C19H24 O6