You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[7-[2-hydroxy-3-(4-phenylpiperazin-1-yl)propoxy]-6-methoxy-3-methyl-1-benzofuran-2-yl]ethanone The above is the IUPAC name of a molecule. Write its molecular formula.
user
C25H30N2O5
assistant