497163-42-5 2(5H)-Furanone, 3,3'-[(3-nitrophenyl)methylene]bis[4-hydroxy-,diammonium salt
500702-87-4 Benzenesulfonic acid,2,2'-(1,2-ethenediyl)bis[5-[[4-[bis[2-(2-hydroxyethoxy)ethyl]amino]-6-[(2-sulfoethyl)amino]-1,3,5-triazin-2-yl]amino]-, tetrasodium salt