You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [2-[(dimethylamino)methyl]-4-hydroxypyrrolidin-1-yl]-[(3S,4S)-4-methylpyrrolidin-3-yl]methanone by IUPAC nomenclature, provide its molecular formula.
user
C13H25N3O2
assistant