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

2,2-dimethyl-6-phenyl-1,3-dioxin-4-one

1-(4-fluorophenyl)-6,6-dimethyl-1,3,5-triazine-2,4-diamine,hydrochloride

5,5-dimethyl-4-phenylsulfanylfuran-2-one

5-amino-2,2-dimethylfuran-3,3,4-tricarbonitrile