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system
Provide the molecular formula for the IUPAC named substance 5-(4-amino-5-iodopyrrolo[2,1-f][1,2,4]triazin-7-yl)-N-[(3R,4S)-4-fluoro-1-[(2R)-3,3,3-trifluoro-2-hydroxy-2-methylpropanoyl]pyrrolidin-3-yl]-2-methoxypyridine-3-carboxamide .
user
C21H20F4IN7O4
assistant