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 2-[[2-[[2-[[2-amino-3-(1H-imidazol-5-yl)propanoyl]amino]-3-carboxypropanoyl]amino]-3-(1H-indol-3-yl)propanoyl]amino]butanedioic acid ?
user
C25H29N7O9
assistant