2,2-BIS(4-ISOCYANATOPHENYL)HEXAFLUOROPROPANE

2,2-Bis(hydroxymethyl)butyric acid

2,2'-Diaminodiphenyl disulphide

2,2-DIFLUOROSUCCINIC ACID

2,2-Dimethoxy-1-(2-thienyl)ethanone

2,2-Dimethoxy-1-(2-thienyl)ethanone

2,2-DIMETHYL-1,3-DIOXOLANE