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 3,3-dimethyl-1-[[4-(2-methylphenyl)-5-pyridin-3-yl-1,2,4-triazol-3-yl]sulfanyl]butan-2-one .
user
C20H22N4OS
assistant