非达霉素

3-(((6-Deoxy-4-O-(3,5-Dichloro-2-Ethyl-4,6-Dihydroxybenzoyl)-2-O-Methyl-B-D-Mannopyranosyl)Oxy)-Methyl)-12(R)-[(6-Deoxy-5-C-Methyl-4-O-(2-Methyl-1-Oxopropyl)-B-D-Lyxo-Hexopyranosyl)Oxy]-11(S)-Ethyl-8(S)-Hydroxy-18(S)-(1(R)-Hydroxyethyl)-9,13,15-Trimethyloxacyclooctadeca-3,5,9,13,15-Pentaene-2-One