(2S,3R,4′S,5S,6S,8′R,10′E,13′R,14′E,16′E,20′R,21′R,24′S)-6-[(2E)-2-Buten-2-yl]-3,21′,24′-trihydroxy-5,11′,13′,22′-tetramethyl-3,4,5,6-tetrahydro-2′H-spiro[pyran-2,6′-[3,7,19]trioxatetracyclo[15.6.1.1~ 4,8~.0~20,24~]pentacosa[10,14,16,22]tetraen]-2′-one

(2S,3R,4′S,5S,6S,8′R,10′E,13′R,14′E,16′E,20′R,21′R,24′S)-6-[(2E)-2-Buten-2-yl]-3,21′,24′-trihydroxy-5,11′,13′,22′-tetramethyl-3,4,5,6-tetrahydro-2′H-spiro[pyran-2,6′-[3,7,19]trioxatetracyclo[15.6.1.1~ 4,8~.0~20,24~]pentacosa[10,14,16,22]tetraen]-2′-one

115021-83-5

Milbemycin B, 5-O-demethyl-28-deoxy-6,28-epoxy-22-hydroxy-25-(1-methyl-1-propenyl)-, (6R,22R,25S(E))-