IUPAC:2-[1-(2-{8-thia-4,6-diazatricyclo[7.4.0.0^{2,7}]trideca-1(9),2,4,6-tetraen-3-yl}hydrazin-1-ylidene)ethyl]benzene-1,4-diol
IUPAC:2-[1-(2-{8-thia-4,6-diazatricyclo[7.4.0.0^{2,7}]trideca-1(9),2,4,6-tetraen-3-yl}hydrazin-1-ylidene)ethyl]benzene-1,4-diol