You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 1-[(3S)-5-(4-chlorophenyl)-3-ethyl-7-methoxy-2,3-dihydro-1,4-benzodiazepin-1-yl]ethanimine;formaldehyde;pentane-1,5-diamine by IUPAC nomenclature, provide its molecular formula.
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C26H38ClN5O2
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