You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 2-ethyl-5-methyl-N-[(3S)-3-[(2-methyl-1-benzofuran-3-carbonyl)amino]-4-phenylbutyl]pyrazole-3-carboxamide .
user
C27H30N4O3
assistant