You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name N-methyl-2-[[5-(naphthalen-1-yloxymethyl)-4-phenyl-1,2,4-triazol-3-yl]sulfanyl]acetamide into its molecular formula.
user
C22H20N4O2S
assistant