cirramycin A1

Antibiotic B-58941B

(1S,14E)-9β-[[3-(Dimethylamino)-3,6-dideoxy-β-D-glucopyranosyl]oxy]-3β-ethyl-7β-hydroxy-2α,8α,12β,16β-tetramethyl-5,13-dioxo-4,17-dioxabicyclo[14.1.0]heptadec-14-en-10β-acetaldehyde