You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as N-(4-methoxyphenyl)-4-[5-(trifluoromethyl)pyridin-2-yl]-1,4-diazepane-1-carbothioamide using the IUPAC nomenclature.
user
C19H21F3N4OS
assistant