| (2aE,4E,5'S,6R,6'R,8E,11R,13R,15S,17aR,20R,20aR,20bS)-20,20b-dihydroxy-5',6,6',8,19-pentamethyl-3',4',5',6,6',7,10,11,14,15,17a,20,20a,20b-tetradecahydro-2H,17H-spiro[11,15-methanofuro[4,3,2-pq][2,6]benzodioxacyclooctadecine-13,2'-pyran]-17-one |
| milbemycinb-2 |
| milbemectine a3 |
| Milbemycin A3 |
| milbemycin |
| (6R,25R)-5-O-Demethyl-28-deoxy-6,28-epoxy-25-methylmilbemycin |
| (1'R,2R,4'S,5S,6R,8'R,10'E,13'R,14'E,16'E,20'R,21'R,24'S)-21',24'-Dihydroxy-5,6,11',13',22'-pentamethyl-3,4,5,6-tetrahydro-2'H-spiro[pyran-2,6'-[3,7,19]trioxatetracyclo[15.6.1.1.0]pentacosa[10,14,16,22]tetraen]-2'-on |
| MILBEMECTIN A3 |
| (1'R,2R,4'S,5S,6R,8'R,10'E,13'R,14'E,16'E,20'R,21'R,24'S)-21',24'-Dihydroxy-5,6,11',13',22'-pentaméthyl-3,4,5,6-tétrahydro-2'H-spiro[pyran-2,6'-[3,7,19]trioxatétracyclo[15.6.1.1.0]pentacosa[10,14,16,22]tétraén]-2'-one |
| Antibiotic B-41A3 |
| (1'R,2R,4'S,5S,6R,8'R,10'E,13'R,14'E,16'E,20'R,21'R,24'S)-21',24'-Dihydroxy-5,6,11',13',22'-pentamethyl-3,4,5,6-tetrahydro-2'H-spiro[pyran-2,6'-[3,7,19]trioxatetracyclo[15.6.1.1.0]pentacosa[10,14,16,22]tetraen]-2'-one |
| (1'R,2R,4'S,5S,6R,8'R,10'E,13'R,14'E,16'E,20'R,21'R,24'S)-21',24'-Dihydroxy-5,6,11',13',22'-pentamethyl-3,4,5,6-tetrahydro-2'H-spiro[pyran-2,6'-[3,7,19]trioxatetracyclo[15.6.1.1.0]pentacos a[10,14,16,22]tetraen]-2'-one |