4-[4-[4-(Diethylamino)phenyl]-1,3-butadienyl]-1-[2-hydroxy-3-[(2-hydroxyethyl)dimethylammonio]propyl]pyridinium diacetate

[(2S)-3-[4-[(1Z,3Z)-4-(4-diethylaminophenyl)buta-1,3-dienyl]pyridin-1-yl]-2-hydroxy-propyl]-(2-hydroxyethyl)-dimethyl-azanium ; [(2R)-3-[4-[(1Z,3Z)-4-(4-diethylaminophenyl)buta-1,3-dienyl]pyridin-1-yl]-2-hydroxy-propyl]-(2-hydroxyethyl)-dimethyl-azanium ; [(2S)-3-[4-[4-(4-diethylaminophenyl)buta-1,3-dienyl]pyridin-1-yl]-2-hydroxy-propyl]-(2-hydroxyethyl)-dimethyl-azanium ; ; [(2R)-3-[4-[4-(4-diethylaminophenyl)buta-1,3-dienyl]pyridin-1-yl]-2-hydroxy-propyl]-(2-hydroxyethyl)-dimethyl-azanium