1-(diphenylphosphorylmethyl)cycloheptan-1-ol

7-(diphenylphosphorylmethyl)-8-oxabicyclo[5.1.0]octane

2-(2-methyl-2-nitropropyl)cycloheptan-1-one

2,2-dimethoxycycloheptan-1-one

1,4-dioxaspiro[4.6]undecan-6-one