methyl 5-methoxy-3,4-dihydro-2H-pyrrole-2-carboxylate methyl sulfate

(3aS,9aS,3S)-2,3,3a,4,9,9a-hexahydro-4-[(1S)-1-methoxyethyl]-2-methyl-4,9-[1',2']benzeno-1H-benzo[f]isoindol-1-one-3-carboxylic acid methyl ester