You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[4-[[4-[2-fluoro-4-[2-[(2S)-2-(trifluoromethyl)morpholin-4-yl]pyridin-4-yl]oxyanilino]-7-methoxyquinazolin-6-yl]amino]piperidin-1-yl]prop-2-en-1-one The above is the IUPAC name of a molecule. Write its molecular formula.
user
C33H33F4N7O4
assistant