Photoresist Chemicals 1-Piperidinebutanoic acid, 4-[[[(3,4-dihydro-2H-[1,3]oxazino[3,2-a]indol-10-yl)carbonyl]amino]meth yl]-, 2,2,2-trichloroethyl ester Cas：857650-76-1 Molecular Formula：C24H30Cl3N3O4