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system
Provide the molecular formula for the IUPAC named substance N-[(2S)-1-methoxypropan-2-yl]-2-[[(2S,4S)-2-methyl-1-prop-2-enoylpiperidin-4-yl]methyl]-5H-pyrrolo[2,3-b]pyrazine-7-carboxamide .
user
C21H29N5O3
assistant