You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by 2-(5-cyano-N-[2-[(5-methoxy-2,3-dihydro-1H-inden-2-yl)-methylamino]-2-oxoethyl]-2-methylanilino)-N-[2-(ethylamino)ethyl]acetamide ?
user
C27H35N5O3
assistant