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-[5-chloro-2-methoxy-4-[[(1-prop-2-enyltetrazol-5-yl)amino]methyl]phenoxy]-N-(4-methylphenyl)acetamide ?
user
C21H23ClN6O3
assistant