p. 2731 - 2734
(2006)(5S)-6-allyl-5-ethynyl-hexahydro-4a-hydroxy-5-((R)-2-methoxybut-3-enyl)-1H-pyrano[4,3-c]pyridin-3(4H)-one
α-erythroidine
Bromo-acetic acid (2S,4S)-1-allyl-2-ethynyl-2-((R)-2-methoxy-but-3-enyl)-3-oxo-piperidin-4-ylmethyl ester
methyl (2S,4R)-2-[N-allyl-N-(3-(methoxycarbonyl)propyl)amino]-2-ethynyl-4-methoxyhex-5-enoate
methyl (2S)-1-allyl-2-ethynyl-3-hydroxy-2-((R)-2-methoxybut-3-enyl)-1,2,5,6-tetrahydropyridine-4-carboxylate