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 (7R)-2-(2-bromoimidazol-1-yl)-8-cyclopentyl-7-ethyl-5-methyl-7H-pteridin-6-one;(7R)-8-cyclopentyl-7-ethyl-5-methyl-2-[2-(4-methylsulfonylphenyl)imidazol-1-yl]-7H-pteridin-6-one;methane;(4-methylsulfonylphenyl)boronic acid .
user
C49H62BBrN12O8S2
assistant