You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 3-(cyclopropylmethyl)-N-[[1-(2-methylphenyl)cyclopropyl]methyl]-4-oxoimidazolidine-1-carboxamide by IUPAC nomenclature, provide its molecular formula.
user
C19H25N3O2
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