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system
Provide the molecular formula for the IUPAC named substance N-(1-methoxy-2-methylpropan-2-yl)-2-[[2-(4-methoxypyridin-2-yl)-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl]-methylamino]acetamide .
user
C21H29N5O3
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