121127-08-0 methyl 33-[(3-amino-3,6-dideoxyhexopyranosyl)oxy]-17-[6-(4-aminophenyl)-4-hydroxy-1-methyl-6-oxohexyl]-1,3,5,7,9,13,37-heptahydroxy-18-methyl-11,15-dioxo-16,39-dioxabicyclo[33.3.1]nonatriaconta-19,21,23,25,27,29,31-heptaene-36-carboxylate