5324-61-8
1,2-dihydrobenzo[e][1]benzothiole 3,3-dioxide
→
110973-64-3
benzo[e][1]benzothiole 3,3-dioxide
+
108952-94-9
2-bromo-1,2-dihydro-naphtho[2,1-b]thiophene-3,3-dioxide