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system
Provide the molecular formula for the IUPAC named substance (3S)-3-amino-4-[[(2S)-3-carboxy-1-[[2-[[(1S)-1-carboxy-2-(1H-indol-3-yl)ethyl]amino]-2-oxoethyl]amino]-1-oxopropan-2-yl]amino]-4-oxobutanoic acid .
user
C21H25N5O9
assistant