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 N-(1-amino-4b-hydroxy-10-oxo-7-propan-2-ylindeno[1,2-b][1]benzofuran-9b-yl)-2-(4-methoxyphenyl)acetamide ?
user
C27H26N2O5
assistant