p. 961 - 966
(2007/10/02)p. 2219 - 2220
(2007/10/02)p. 1711 - 1722
(2007/10/02)4-hydroxyimino-2,2,5,5-tetramethyltetrahydrofuran-3-one Z-isomer
4-hydroxyimino-2,2,5,5-tetramethyltetrahydrofuran-3-one E-isomer
2,5-dihydroxy-2,5-dimethyl-hexane-3,4-dione
tetrachloromethane
4-acetyl-2,2,5,5-tetramethyl-dihydro-furan-3-one
3-hydroxy-2,2,4,4-tetramethyl-oxetane-3-carboxylic acid
5,5,7,7-tetramethyl-3-(3-nitro-phenyl)-5,7-dihydro-furo[3,4-e][1,2,4]triazine
(4,5-Dihydro-2,2,5,5-tetramethyl-4-oxo-3(2H)-furanyliden)benzoylessigsaeure-ethylester
3'-(Diethoxymethylen)-2,5-dihydro-2,2,5,5-tetramethyl-2',2',2'-triphenylspiro
3,5,5,7,7-pentamethyl-1-phenyl-5,7-dihydro-1H-furo[3,4-b]pyrazolo[3,4-e]pyrazine