Ivermectin B1b

Chemical Name: 5-O-Demethyl-25-de(1-methylpropyl)-22,23-dihydro-25-(1-methylethyl)avermectin A1a; Spiro[11,15-methano-2H,13H,17H-furo[4,3,2-pq][2,6]benzodioxacyclooctadecin-13,2’-[2H]pyran] Avermectin A1a Derivative

Smile: C[C@@H]1O[C@@](C[C@@H]([C@H]1O[C@@](O[C@@H](C)[C@@H]2O)([H])C[C@@H]2OC)OC)([H])O[C@@H]([C@@H](C)/C=C/C=C3CO[C@@]([C@H](O)C(C)=C4)([H])[C@]\3(O)[C@]4([H])C5=O)/C(C)=C/C[C@@]6([H])O[C@@]7(CC[C@H](C)[C@@H](C(C)C)O7)C[C@](O5)([H])C6