You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule N-[4-chloro-2-[2-[6-[dimethylamino(hydroxy)methyl]pyridin-3-yl]ethynyl]phenyl]-5-methoxyquinoline-8-sulfonamide .
user
C26H23ClN4O4S
assistant