You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2S,5R)-5-(aminomethyl)-N-[2-(2-methylpropanoylamino)ethyl]oxolane-2-carboxamide;hydrochloride The above is the IUPAC name of a molecule. Write its molecular formula.
user
C12H24ClN3O3
assistant