3-(oxan-2-yloxy)-8-oxabicyclo[3.2.1]oct-6-ene

2-[(2-methyl-3-nitrophenyl)methoxy]oxane

2-benzhydrylsulfanyloxane

2,6-bis[2-(oxan-2-ylsulfanyl)-2,2-diphenylethyl]pyridine

2-[2-[2-[2-(2-chloroethoxy)ethoxy]ethoxy]ethoxy]oxane