You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named propan-2-yl N-[(2S,4R)-1-acetyl-6-[4-[(2-hydroxyethylamino)methyl]imidazol-1-yl]-2-methyl-3,4-dihydro-2H-quinolin-4-yl]carbamate by IUPAC nomenclature, provide its molecular formula.
user
C22H31N5O4
assistant