Name: 1,3-BENZENEDISULFONIC ACID 4-[[5-(AMINOCARBONYL)-1-ETHYL-1,6-DIHYDRO-2-HYDROXY-4-METHYL-6-OXO-PYRIDIN-3-YL]AZO]-6-[[4-CHLORO-6-[[4-[[2-(SULFOOXY)ETHYL