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 N-[1-amino-2-[(2S)-5,7-difluoro-1,2,3,4-tetrahydronaphthalen-2-yl]-5-(1H-imidazol-5-yl)-3-sulfanylidene-1,2,4-triazolidin-4-yl]propanamide;hydrochloride .
user
C18H22ClF2N7OS
assistant