You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 2-[[2-[[2-[(2-aminoacetyl)amino]-3-(1H-imidazol-5-yl)propanoyl]amino]-4-methylsulfanylbutanoyl]amino]-3-phenylpropanoic acid .
user
C22H30N6O5S
assistant