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system
Provide the molecular formula for the IUPAC named substance (4-nitrophenyl)methyl (3R,5R,6R)-3-[3-[(E)-benzylideneamino]-2-oxoimidazolidin-1-yl]-7-oxo-6-[(2-phenylacetyl)amino]-4-thia-1-azabicyclo[3.2.0]heptane-3-carboxylate .
user
C31H28N6O7S
assistant