You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named N-methyl-N-[(5-methyl-1,3,4-oxadiazol-2-yl)methyl]-1-(4-methylsulfanylphenyl)methanamine by IUPAC nomenclature, provide its molecular formula.
user
C13H17N3OS
assistant