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Butanoic acid, 2-methyl-, 2,3,3a,4,8,9,10,12a-octahydro-11-(hydroxymet hyl)-3-methylene-2,6-dioxo-6H-4,7-methenofuro(3,2-c)oxacycloundecin-8- yl ester |
68612-45-3 |
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Butanoic acid, (1S,3S,5Z,7R,8E,11R,13E,15S,17R,21R,23R,25S)-1,11,21-trihydroxy-17-(1R)-1-hydroxyethyl-5,13-bis(2-methoxy-2-oxoethylidene)-10,10,26,26-tetramethyl-19-oxo-18,27,28,29-tetraoxatetracyclo21.3.1.13,7.111,15nonacos-8-en-25-yl ester |
107021-11-4 |
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