Photoresist Chemicals 2-Piperidinone, 1-[(2R)-4-fluoro-2,3-dihydro-1H-inden-2-yl]-3-[[3-methoxy-4-(4-methyl-1 H-imidazol-1-yl)phenyl]methylene]-, (3E)- Cas:870850-91-2 Molecular Formula:C26H26FN3O2