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 [3-[[4-bromo-1-(2-hydroxyethyl)-7-methoxy-2-(4-propan-2-ylphenyl)benzimidazol-5-yl]methylamino]-5-methylphenyl]-methylsulfanium .
user
C28H33BrN3O2S+
assistant