You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule (2R,4S)-4-[4-(3-chloro-2-fluoroanilino)-7-methoxyquinazolin-6-yl]oxy-N-(furan-2-ylmethyl)-1-methylpyrrolidine-2-carboxamide ?
user
C26H25ClFN5O4
assistant