Photoresist Chemicals 1H-Indole-7-carboxamide, 3-[1-(ethylsulfonyl)-4-piperidinyl]-5-[5-[[methyl[(tetrahydro-2H-pyran-4-yl) methyl]amino]methyl]-3-thienyl]-, 2,2,2-trifluoroacetate (1:1) Cas:919339-88-1 Molecular Formula:C28H38N4O4S2.C2HF3O2