You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-[[2-[[2-[(2-amino-3-sulfanylpropanoyl)amino]-3-(1H-imidazol-5-yl)propanoyl]amino]-4-methylsulfanylbutanoyl]amino]propanoic acid into its molecular formula.
user
C17H28N6O5S2
assistant