You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the SMILES representation of the molecule [4-[[3-[[3-[bis[4-(dimethylamino)phenyl]methyl]phenyl]diazenyl]phenyl]-[4-(dimethylamino)phenyl]methylidene]cyclohexa-2,5-dien-1-ylidene]-dimethylazanium .
user