3,9-dibutoxy-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane

1,3-diethoxy-2,2-bis(ethoxymethyl)propane

(1-sulfanylidene-2,6,7-trioxa-1λ⁵-phosphabicyclo[2.2.2]octan-4-yl)methanol

[5-(hydroxymethyl)-2,2-dimethyl-1,3-dioxan-5-yl]methanol

3,3,9,9-tetramethyl-2,4,8,10-tetraoxaspiro[5,5]undecane