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 1-methyl-2-(2-methylphenyl)-4-(2,2,3,3-tetramethyl-1-benzofuran-7-yl)-5-(trideuteriomethyl)pyridin-1-ium .
user
C26H30NO+
assistant