4-Amino-11-ethyl-5-sulfanylidene-8-thia-4,6,11-triazatricyclo[7.4.0.0^{2,7}]trideca-1(9),2(7)-dien-3-one 1g

4-Amino-11-ethyl-5-sulfanylidene-8-thia-4,6,11-triazatricyclo[7.4.0.0^{2,7}]trideca-1(9),2(7)-dien-3-one 1g