(4S,5S,6S,8′R,10′E,13′R,14′E,16′E,20′R,21′R,24′S)-6-[(2E)-2-Buten-2-yl]-4,21′,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

(4S,5S,6S,8′R,10′E,13′R,14′E,16′E,20′R,21′R,24′S)-6-[(2E)-2-Buten-2-yl]-4,21′,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

102042-08-0

LL-F 28249β

LL-F28249 beta

Milbemycin B, 5-O-demethyl-28-deoxy-6,28-epoxy-23-hydroxy-25-(1-methyl-1-propenyl)-, (6S,23S,25S(E))-