87111-42-0 Leucomycin V, 9-O-(5-(dimethylamino)tetrahydro-6-methyl-2H-pyran-2-yl)-, 3,4(sup B)-diacetate,(9-(2R,5S,6R))- Leucomycin V, 9-O-(5-(dimethylamino)tetrahydro-6-methyl-2H-pyran-2-yl)-, 3,4B-diacetate, (9(2R,5S,6R))-