12-((6-DEOXY-.ALPHA.-L-MANNOPYRANOSYL)OXY)-1-HYDROXY-10-METHOXY-8-METHYL-6H-BENZO(D)NAPHTHO(1,2-B)PYRAN-6-ONE
12-((6-deoxy-.alpha.-l-mannopyranosyl)oxy)-1-hydroxy-10-methoxy-8-methyl-6h-benzo(d)naphtho(1,2-b)pyran-6-one