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 9-(1,3-dimethylimidazol-1-ium-2-yl)-1-methylcarbazole;ethane;1-methyl-9-(2-methylphenyl)pyrido[2,3-b]indol-1-ium ?
user
C47H65N5+2
assistant