109839-84-1 68683-34-1 79002-15-6 89771-93-7 Disodium 2,2'-((1,10,19,22,23,24-hexahydro-3,7,13,18-tetramethyl-1,19-dioxo-2,17-divinyl-21H-biline-8,12-diyl)bis((1-oxopropane-3,1-diyl)imino))bis(ethane-1-sulphonate) Ditaurobilirubin, disodium Ditaurobilirubin, disodium salt EINECS 272-072-3 Ethanesulfonic acid, 2,2'-((2,17-diethenyl-1,10,11,19,22,23-hexahydro-3,7,13,18-tetramethyl-1,19-dioxo-21H-biline-8,12-diyl)bis((1-oxo-3,1-propanediyl)imino))bis-, disodium salt