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 4-amino-2-[[1-[2-[(2-amino-3-hydroxypropanoyl)amino]-5-(diaminomethylideneamino)pentanoyl]pyrrolidine-2-carbonyl]amino]-4-oxobutanoic acid .
user
C18H32N8O7
assistant