Photoresist Chemicals 2-Pyrrolidinecarboxamide, 1-[(3R)-5-chloro-2,3-dihydro-3-(2-methoxy-3-pyridinyl)-2-oxo-1H-indol-3 -yl]-4-hydroxy-N,N-dimethyl-, (2S,4R)- Cas:848865-98-5 Molecular Formula:C21H23ClN4O4