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 (2R)-5-(diaminomethylideneamino)-2-[[(2R)-2-hydroxy-4-oxocyclobutyl]amino]-N-[(2R)-4-methyl-1-oxopentan-2-yl]pentanamide .
user
C16H29N5O4
assistant