You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 2-[1-(cyclopropylmethyl)-3,5-dihydro-2H-pyrido[2,3-e][1,4]diazepin-4-yl]acetic acid by IUPAC nomenclature, provide its molecular formula.
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C14H19N3O2
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