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system
Please write the molecular formula of the molecule ethyl 2-[5-[(2S)-3-(4-nitrophenyl)-2-[[4-[N,N,N'-tris[(2-methylpropan-2-yl)oxycarbonyl]carbamimidoyl]benzoyl]amino]propanoyl]-6,7-dihydro-4H-pyrrolo[3,4-c]pyridin-2-yl]acetate .
user
C43H54N6O12
assistant