二甘醇胺

5,9-dioxo-1,7-dioxa-4,10-diaza-cyclododecane

4,10-bis(p-tolylsulphonyl)-1,7-dioxa-4,10-diazacyclododecane

4-(4-methylphenyl)sulfonyl-1,7-dioxa-4,10-diazacyclododecane

N,N-bis[2-(2-hydroxyethoxy)ethyl]-4-methylbenzenesulfonamide