bis-(6-hydroxy-4-methyl-5-(3-methylimidazolium-1-yl)-3-(4-phenylazo)-1H-pyridin-2-one)ethylene dilactate
dilactate de bis-(6-hydroxy-4-méthyl-5-(3-méthylimidazolium-1-yl)-3-(4-phénylazo)-1H-pyridin-2-one)éthylène