You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
6-amino-5-[2-[3-[(3-methylfuran-2-carbonyl)amino]phenyl]ethynyl]pyridine-3-carboxamide;ethyl 2-methylsulfanylacetate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C25H26N4O5S
assistant