Photoresist Chemicals 2-Pyrrolidinecarboxamide, 1-[(2R)-3-cyclopentyl-2-[(formylhydroxyamino)methyl]-1-oxopropyl]-N-[(2 -propen-1-ylamino)carbonyl]-, (2S)- Cas：924883-05-6 Molecular Formula：C19H30N4O5