You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[3-[(2R,4aS,6R)-2-(cyclopropylmethyl)-8a-hydroxy-2-methyl-6-[3-[4-(trifluoromethyl)phenyl]prop-2-ynoylamino]-3,4,5,6,7,8-hexahydro-1H-isoquinolin-2-ium-4a-yl]phenyl] acetate is the IUPAC name of a molecule. Please give its molecular formula.
user
C32H36F3N2O4+
assistant