p. 2731 - 2734
(2006)Bromo-acetic acid (2S,4S)-1-allyl-2-ethynyl-2-((R)-2-methoxy-but-3-enyl)-3-oxo-piperidin-4-ylmethyl ester
methyl (2S)-1-allyl-2-ethynyl-3-hydroxy-2-((R)-2-methoxybut-3-enyl)-1,2,5,6-tetrahydropyridine-4-carboxylate
tert-butyl [(2R,3S,5R)-3-ethynyl-1,2-dihydroxy-5-methoxyhept-6-en-3-yl]carbamate
(2S,4S)-1-allyl-2-ethynyl-4-(hydroxymethyl)-2-((R)-2-methoxybut-3-enyl)piperidin-3-one
methyl (2S,4R)-2-[3-(methoxycarbonyl)propylamino]-2-ethynyl-4-methoxyhex-5-enoate