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 methyl 2-[8-(1-benzofuran-2-ylmethyl)-4-oxo-1-phenyl-1,3,8-triazaspiro[4.5]decan-3-yl]acetate ?
user
C25H27N3O4
assistant