87401-88-5 Cyclopenta[b]pyrrole,2,2,3,3,3a,4,5,5,6,6a-decafluorooctahydro-1,4,6-tris(trifluoromethyl)- 87401-89-6 Cyclopenta[b]pyrrole,2,2,3,3,3a,4,4,5,6,6a-decafluorooctahydro-1,5,6-tris(trifluoromethyl)- 87401-91-0 Cyclopenta[b]pyrrole,2,2,3,3,3a,4,4,5,5,6-decafluorooctahydro-1,6,6a-tris(trifluoromethyl)-