7,8,15,16,23,24-hexaoxatrispiro[5.2.5.2.5.2]tetracosane 2,3,5,6,8,9-Hexaoxatrisprio[cyclononane-1,1':4,1'':7,1'''-tricyclohexane] 3,3-Pentamethylene-6,6-pentamethylene-9,9-pentamethylene-1,2,4,5,7,8-hexaoxacyclononane 7,8,15,16,23,24-Hexaoxatrisprio [5.2.5:2.5:2]tetracosane 7,8,15,16,23,24-Hexaoxatrisprio[5.2.5:2.5.2]tetracosane Trisprio[1,2,4,5,7,8-hexaoxacyclononane-3,1':6,1'':9,1'''-tricyclohexane] 7,8,15,16,23,24-hexaoxatrispiro[5.2.5^{9}.2.5^{17}.2^{6}]tetracosane