You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
tert-butyl 4-[(3-bromo-4-methylphenyl)methyl]piperazine-1-carboxylate;tert-butyl 4-[[4-methyl-3-(1,3-thiazol-2-yl)phenyl]methyl]piperazine-1-carboxylate;tributyl(1,3-thiazol-2-yl)stannane is the IUPAC name of a molecule. Please give its molecular formula.
user
C52H81BrN6O4S2Sn
assistant