You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 4-[[2-[4-chloro-1-[(4-ethoxy-2,6-difluorophenyl)methyl]pyrazol-3-yl]-5-methoxypyrimidin-4-yl]amino]pyridine-3-carboxamide is given. What is its corresponding molecular formula?
user
C23H20ClF2N7O3
assistant