Synonyms: n-[4-(2,6-diphenyl-4h-pyran-4-ylidene)cyclohexa-2,5-dien-1-ylidene]-n-methylmethanaminiumhydrogen sulfate;AC1L3CFL;AC1Q22QK;AR-1K3996;Pyrylium, 4-(4-(dimethylamino)phenyl)-2,6-diphenyl-, sulfate (1:1);[4-(2,6-diphenylpyran-4-ylidene)cyclohexa-2,5-dien-1-ylidene]-dimethylazanium; hydrogen sulfate