102505-32-8
9,10-benzo-5-methyl-3,5,7-triazatricyclo[6.3.02.11.03.7]undeca-9-ene-4,6-dione (urazole)
→
102505-33-9
1,2,2a,2a1,2b,6b-hexahydro-1,2-diazabenzo[a]cyclopropa[cd]pentalene