You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(1R)-2,2-dibromo-1-methyl-N-(1,3,4-thiadiazol-2-yl)cyclopropane-1-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C7H7Br2N3OS
assistant