You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[3-(4-methoxyphenyl)-4-oxoquinazolin-2-yl]sulfanyl-N-[(E)-[2-(trifluoromethyl)phenyl]methylideneamino]acetamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C25H19F3N4O3S
assistant