四乙二醇单对甲苯磺酸酯

S-11-hydroxy-3,6,9-trioxaundecyl ethanethioate

三缩四乙二醇

1-O-trityl-11-thioacetyl-3,6,9-trioxa-undecanol

1,1,1-triphenyl-2,5,8,11-tetraoxatridecan-13-yl 4-methylbenzenesulfonate