Robuta

https://www.ncbi.nlm.nih.gov/Structure/pdb/1FI1
FERRICHROME-IRON RECEPTOR2-amino-2,3-dideoxy-alpha-D-glucoyranose2-amino-2-deoxy-alpha-D-glucopyranose3-HYDROXY-TETRADECANOIC...
complexlipopolysacchariderifamycin