(S)-5-Benzyloxy-1-[1,3]dioxolan-2-yl-4-hydroxy-pentan-2-one

(5S)-5-(Hydroxymethyl)-3-<(1,3-dioxolan-2-yl)methyl)>-4,5-dihydroisoxazole

(5S)-5-<(phenylmethoxy)methyl>-3-<(1,3-dioxolan-2-yl)methyl>-4,5-dihydroisoxazole