105650-12-2 Avoparcin alpha, 10,49-dichloro-2(sup D)-O-de(3-amino-2,3,6-trideoxy-alpha-L-ribo-hexopyranosyl)-59-O-de(6-deoxy-alpha-L-mannopyranosyl)- Chloropolysporin C Derhamnosylchloropolysporin B