You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 10-(cyclopropylmethylamino)-14-oxo-N-(2-pyrrolidin-1-ylethyl)-8-oxa-1-azatetracyclo[7.7.1.02,7.013,17]heptadec-15-ene-15-carboxamide .
user
C26H40N4O3
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