| Synonyms: | Nemadectin;(6R,23S,25S)-5-O-Demethyl-28-deoxy-25-[(E)-1,3-dimethyl-1-butenyl]-6,28-epoxy-23-hydroxymilbemycin B;AC-088;LL-F-28249α;S541A, LL-F28249 alpha;LL-F28249 alpha;Milbemycin B,5-O-demethyl-28-deoxy-25-[(1E)-1,3-dimethyl-1-buten-1-yl]-6,28-epoxy-23-hydroxy-,(6R,23S)-;(2R,2a'E,2a1'S,4S,4'E,5S,6S,6'R,8'E,11'R,15'S,17a'R,20'R,20a'R)-2a1',4,20'-Trihydroxy-5,6',8',19'-tetramethyl-6-((E)-4-methylpent-2-en-2-yl)-2a1',3,4,5,6,6',7',10',11',14',15',17a',20',20a'-tetradecahydro-2'H,17'H-spiro[pyran-2,13'-[11,15]methano[1,5]dioxacyclooctadecino[9,8,7-cd]benzofuran]-17'-one |