Emamectin B1b

Emamectin B1b;Avermectin A1a, 5-O-demethyl-25-de(1-methylpropyl)-4''-deoxy-4''-(methylamino)-25-(1-methylethyl)-, (4''R)-; Spiro[11,15-methano-2H,13H,17H-furo[4,3,2-pq][2,6]benzodioxacyclooctadecin-13,2'-[2H]pyran], avermectin A1a deriv.; 4''-Deoxy-4''-epi-methylaminoavermectin B1b; Emamectin B1b

CN[C@@H]1[C@H](C)O[C@H](C[C@@H]1OC)O[C@H]2[C@H](C)O[C@H](C[C@@H]2OC)O[C@H]3[C@@H](C)\C=C\C=C\4/CO[C@@H]5[C@H](O)C(=C[C@@H](C(=O)O[C@H]6C[C@@H](C\C=C\3/C)O[C@@]7(C6)O[C@H](C(C)C)[C@@H](C)C=C7)[C@]45O)C

InChI=1S/C48H73NO13/c1-25(2)42-28(5)17-18-47(62-42)23-34-20-33(61-47)16-15-27(4)43(26(3)13-12-14-32-24-55-45-41(50)29(6)19-35(46(51)58-34)48(32,45)52)59-39-22-37(54-11)44(31(8)57-39)60-38-21-36(53-10)40(49-9)30(7)56-38/h12-15,17-19,25-26,28,30-31,33-45,49