Milbemectin A3

The compound Milbemectin A3, term code RF-0303-002-PPP of the EFSA Harmonized terminology for scientific research. IDENTIFIERS: IUPAC name: (2aZ,4Z,5'S,6R,13R,15S,17aR,20R,20aR,20bS)-20,20b-dihydroxy-5',6,6',8,19-pentamethyl-6,7,10,11,14,15,17a,20,20a,20b-decahydro-2H,17H-spiro[11,15-methanofuro[4,3,2-pq][2,6]benzodioxacyclooctadecine-13,2'-oxan]-17-one. Chemical Abstracts Service (CAS) number: 51596-10-2. Chemical formula: C31H44O7. Simplified molecular-input line-entry system (SMILES) notation: [C@]\13(O)[C@@H]4OCC1=C\C=C[C@@H](CC(=C/CC5O[C@]2(OC(C@HC)C)CC@@HC5)/C)C. International Chemical Identifier (InChITM): InChI=1S/C31H44O7/c1-18-7-6-8-23-17-35-28-27(32)21(4)14-26(31(23,28)34)29(33)36-25-15-24(10-9-19(2)13-18)38-30(16-25)12-11-20(3)22(5)37-30/h6-9,14,18,20,22,24-28,32,34H,10-13,15-17H2,1-5H3/b7-6+,19-9+,23-8+/t18-,20-,22?,24?,25-,26-,27+,28+,30-,31+/m0/s1.