You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 2-amino-4-methoxy-N-[(1R)-6-(2-pyridin-4-yl-2,8-diazaspiro[4.5]decane-8-carbonyl)-2,3-dihydro-1H-inden-1-yl]benzamide into molecular formula.
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C31H35N5O3
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