You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule N'-(4-bromo-5-propan-2-yl-1H-pyrazole-3-carbonyl)-4-methyl-2-phenyl-1,3-thiazole-5-carbohydrazide ?
user
C18H18BrN5O2S
assistant