You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
7-chloro-2-(4,5-dihydro-1H-imidazol-2-yl)-11-methyl-3-oxa-11-azatricyclo[6.4.1.04,13]trideca-1,4(13),5,7-tetraene;hydrochloride The above is the IUPAC name of a molecule. Write its molecular formula.
user
C15H17Cl2N3O
assistant