IUPAC:3-ethyl-12-(4-ethylphenyl)-8-methyl-7lambda6-thia-3,4,8-triazatricyclo[7.4.0.0^{2,6}]trideca-1(13),2(6),4,9,11-pentaene-7,7-dione
IUPAC:3-ethyl-12-(4-ethylphenyl)-8-methyl-7lambda6-thia-3,4,8-triazatricyclo[7.4.0.0^{2,6}]trideca-1(13),2(6),4,9,11-pentaene-7,7-dione