2,2,4,4,6,6,8,8,10,10,12,12,14,14-tetradecachloro-1,3,5,7,9,11,13-heptaza-2$l^{5},4$l^{5},6$l^{5},8$l^{5},10$l^{5},12$l^{5},14$l^{5}-heptaphosphacyclotetradeca-1,3,5,7,9,11,13-heptaene;13827-30-0;Cyclo-heptakis(dichlorophosphonitrile)
2,2,4,4,6,6,8,8,10,10,12,12,14,14-tetradecachloro-1,3,5,7,9,11,13-heptaza-2$l^{5},4$l^{5},6$l^{5},8$l^{5},10$l^{5},12$l^{5},14$l^{5}-heptaphosphacyclotetradeca-1,3,5,7,9,11,13-heptaene