1-(3-(2,3-Diphenylindolizin-1-yl)allylidene)-2,3-diphenyl-1H-indolizinium bromide 1H-Indolizinium, 1-(3-(2,3-diphenyl-1-indolizinyl)-2-propenylidene)-2,3-diphenyl-, bromide 28633-58-1 62521-98-6 EINECS 249-118-6