p. 1087 - 1091
(2017/01/18)p. 1273 - 1273
(2014/03/21)p. 4446 - 4449
(2011/10/05)p. 1494 - 1514
(2007/10/03)[(2R,6S,7R,8R)-8-Acetoxy-7-((Z)-4-trimethylsilanyl-but-1-en-3-ynyl)-1-aza-spiro[5.5]undec-2-yl]-acetic acid ethyl ester
{2-[(2S,6R,7S,8S)-8-Acetoxy-7-((E)-but-1-en-3-ynyl)-1-aza-spiro[5.5]undec-2-yl]-ethyl}-triphenyl-phosphonium; bromide
2-[(6R,7S,8S)-8-Acetoxy-7-((Z)-3-acetoxy-propenyl)-1-aza-spiro[5.5]undec-(2Z)-ylidene]-3-oxo-butyric acid ethyl ester
[(6S,7R,8R)-8-Acetoxy-7-((Z)-4-trimethylsilanyl-but-1-en-3-ynyl)-1-aza-spiro[5.5]undec-(2Z)-ylidene]-acetic acid ethyl ester
Acetic acid (2R,6S,7R,8R)-2-(2-hydroxy-ethyl)-7-((Z)-4-trimethylsilanyl-but-1-en-3-ynyl)-1-aza-spiro[5.5]undec-8-yl ester