IUPAC:dipotassium 8-amino-3-(2-aminoethyl)-2,4-dioxo-3-azatricyclo[7.3.1.0^{5,13}]trideca-1(13),5,7,9,11-pentaene-7,11-disulfonate
IUPAC:dipotassium 8-amino-3-(2-aminoethyl)-2,4-dioxo-3-azatricyclo[7.3.1.0^{5,13}]trideca-1(13),5,7,9,11-pentaene-7,11-disulfonate