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 2-[2,4-bis(3-methylcarbazol-9-yl)-6-(5-methyl-5-phenyl-6,7-dihydropyrrolo[2,3-d]pyrimidin-6-yl)phenyl]-1,3-benzothiazole .
user
C52H38N6S
assistant