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 5-[[4-cyclopropyl-5-(2-fluorophenyl)-1,2,4-triazol-3-yl]sulfanylmethyl]-1-(2,6-dimethylphenyl)tetrazole .
user
C21H20FN7S
assistant