2-(2-(2-(Diphenylamino)-3-((3-(4-methoxy-4-oxobutyl)naphtho(d)thiazol-2(3H)-ylidene)ethylidene)-1-cyclopenten-1-yl)vinyl)-3-(4-methoxy-4-oxobutyl)naphtho(2,3-d)thiazolium perchlorate 62669-62-9 EINECS 263-683-6 Naphtho(2,3-d)thiazolium, 2-(2-(2-(diphenylamino)-3-((3-(4-methoxy-4-oxobutyl)naphtho(2,3-d)thiazol-2(3H)-ylidene)ethylidene)-1-cyclopenten-1-yl)ethenyl)-3-(4-methoxy-4-oxobutyl)-, perchlorate