3-ethyl-2-[(1E,3Z)-3-(3-ethylnaphtho[2,3-d][1,3]thiazol-2(3H)-ylidene)prop-1-en-1-yl]naphtho[2,3-d][1,3]thiazol-3-ium 4-methylbenzenesulfonate
CAS No. 51943-57-8