2-[(1E,3Z,5E,7E)-4-羧基-7-(1,3,3-三甲基-1,3-二氢-2H-吲哚-2-亚基)-1,3,5-庚三烯-1-基]-1,3,3-三甲基-3H-碘化吲哚
2-[(1E,3Z,5E,7E)-4-Carboxy-7-(1,3,3-trimethyl-1,3-dihydro-2H-indol-2-ylidene)-1,3,5-heptatrien-1-yl]-1,3,3-trimethyl-3H-indolium Iodide
