Aldgamycin F
4,17-Dioxabicyclo[14.1.0]heptadeca-6,14-diene-5,13-dione, 2-[[(6-deoxy-2,3-di-O-methyl-β-D-allopyranosyl)oxy]methyl]-12-hydroxy-9-[[(4S,5R,6R,7S,9R)-6-hydroxy-4,9-dimethyl-2-oxo-1,3,8-trioxaspiro[4.5]dec-7-yl]oxy]-3,8,10,12-tetramethyl-, (1S,2R,3R,6E,8S,9S,10S,12S,14E,16S)-
