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system
Provide the molecular formula for the IUPAC named substance 7-amino-N-[(1S)-1-[1-oxo-2-phenyl-8-[2-(1,3-thiazol-5-yl)ethynyl]isoquinolin-3-yl]ethyl]-1,6-naphthyridine-8-carboxamide .
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C31H22N6O2S
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