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 1-[2-(4-chlorophenyl)-4-methyl-1,3-thiazol-5-yl]-2-[4-(4-methoxyphenyl)triazol-1-yl]ethanol .
user
C21H19ClN4O2S
assistant