Acetic acid (S)-1-diethoxymethyl-non-3-ynyl ester

diethyl 5(S),6(R),7(R),8(S)-tetrahydroxy-6,7-O-(1-methylethylidene)-2,10-dodecadiynedioate

diethyl 5(S),8(S)-bis(benzoyloxy)-6(R),7(R)-dihydroxy-6,7-O-(1-methylethylidene)-2,10-dodecadiynedioate

(1R,1'R)-((4R,5R)-2,2-dimethyl-1,3-dioxolane-4,5-diyl)bis(non-3-yne-1,1-diyl) dibenzoate

2(S)-[1'(R)-[(p-nitrobenzoyl)oxy]-3'(Z)-nonenyl]-3(S)-(trimethylsilyl)oxirane