668420-82-4 1,4,17,20-Tetraoxacyclodotriacontane-5,16,21,32-tetrone,2,19-bis(hydroxymethyl)-, (2R,19R)- 668420-85-7 1,4,17,20-Tetraoxacyclodotriacontane-5,16,21,32-tetrone,2,19-bis[(phenylmethoxy)methyl]-, (2R,19S)- 668421-11-2 1,4,17,20-Tetraoxacyclotetracontane-5,16,21,40-tetrone,2,18-bis(hydroxymethyl)-, (2R,18S)- 501032-07-1 1,4,8,11-Tetraazacyclotetradecane,1,8-bis(9-anthracenylmethyl)-5,5,7,12,12,14-hexamethyl-