(6-butylspiro[3.3]heptane-2,2-diyl)bis(methylene) bis(4-methylbenzenesulfonate)

(3-pentylcyclobutane-1,1-diyl)bis(methylene) bis(4-methylbenzenesulfonate)

(6-propylspiro[3.3]heptane-2,2-diyl)bis(methylene) bis(4-methylbenzenesulfonate)

(+)-<1(R)-methyl-2(R)-hydroxy-5(R)-(1(R)-((tosyloxy)methyl)-5-methylhexyl)cyclopentyl>acetaldehyde ethylene acetal

(3-propylcyclobutane-1,1-diyl)bis(methylene) bis(4-methylbenzenesulfonate)