You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule 3-(3-chloro-1H-1,2,4-triazol-5-yl)-N-[2-methyl-1-(1-methylimidazol-2-yl)propyl]propanamide ?
user
C13H19ClN6O
assistant