21484-50-4 2,2,8,8,10,10,16,16-OCTAMETHYL-1,9-DIOXA-2,8,10,16-TETRASILACYCLOHEXADECANE-5,13-DIONE 156953-84-3 1-Oxa-4,7-diazacyclohexadecane-2,5,8-trione,14-hydroxy-3-[(4-hydroxy-3-iodophenyl)methyl]-4,9,11,13-tetramethyl-16-(1-methylethyl)-,[3R-(3R*,9S*,11S*,13R*,14S*,16S*)]- 63426-69-7 1,5,9,13-Tetraazacyclohexadecane-2,4,10,12-tetrone,7,7,15,15-tetrakis(hydroxymethyl)-3,3,11,11-tetramethyl- 63375-54-2 1,5,9,13-Tetraazacyclohexadecane-3,3,11,11-tetramethanol,7,7,15,15-tetramethyl-