You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (2S)-N-[4-(2,3-dihydro-1H-inden-5-ylamino)-7-methoxyquinazolin-6-yl]-1-[(2S)-3,3-dimethyl-2-[[(2S)-2-(methylamino)propanoyl]amino]butanoyl]pyrrolidine-2-carboxamide;hydrochloride by IUPAC nomenclature, provide its molecular formula.
user
C33H44ClN7O4
assistant