You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 5-(diaminomethylideneamino)-2-[[2-[[5-(diaminomethylideneamino)-2-[(2,5-diamino-5-oxopentanoyl)amino]pentanoyl]amino]-3-phenylpropanoyl]amino]pentanoic acid into molecular formula.
user
C26H43N11O6
assistant