p. 6685 - 6692
(2007/10/03)(4'R,5'S)-5'-Benzyloxymethyl-5-methoxycarbonylmethyl-2',2'-dimethyl-2-oxo-[4,4']bi[[1,3]dioxolanyl]-5-carboxylic acid ethyl ester
2-[((4S,5S)-5-Benzyloxymethyl-2,2-dimethyl-[1,3]dioxolan-4-yl)-hydroxy-methyl]-2-hydroxy-succinic acid 1-ethyl ester 4-methyl ester
(Z)-2-[((4S,5S)-5-Benzyloxymethyl-2,2-dimethyl-[1,3]dioxolan-4-yl)-hydroxy-methyl]-but-2-enedioic acid 1-ethyl ester 4-methyl ester
2-[1-((4S,5S)-5-Benzyloxymethyl-2,2-dimethyl-[1,3]dioxolan-4-yl)-meth-(E)-ylidene]-succinic acid 1-ethyl ester
2-[1-((4S,5S)-5-Benzyloxymethyl-2,2-dimethyl-[1,3]dioxolan-4-yl)-meth-(E)-ylidene]-succinic acid 1-ethyl ester 4-methyl ester