You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the SMILES notation for 1,3,5-trimethyl-2,6-bis(2,4,5-trimethylphenyl)pyridin-1-ium ?
user
CC1=CC(C)=C(C2=C(C)C=C(C)C(C3=CC(C)=C(C)C=C3C)=[N+]2C)C=C1C
assistant