Photoresist Chemicals Benzoic acid, 3-[[3-[3-bromo-7-[(3-pyridinylmethyl)amino]pyrazolo[1,5-a]pyrimidin-5-yl ]-1-piperidinyl]carbonyl]-, methyl ester Cas：677783-88-9 Molecular Formula：C26H25BrN6O3