methyl (R,E)-3-((tert-butyldimethylsilyl)oxy)-7-(5-((3-(dimethylcarbamoyl)phenyl)carbamoyl)-3,4-bis(4-fluorophenyl)-1-isopropyl-1H-pyrrol-2-yl)-5-oxohept-6-enoate

1-fluoro-4-nitromethyl-benzene