123229-48-1 CP 80219 CP-80,219 Dianemycin, 19-de((tetrahydro-5-methoxy-6-methyl-2H-pyran-2-yl)oxy)-27-((tetrahydro-5-methoxy-6-methyl-2H-pyran-2-yl)oxy)-, (27S(2R,5S,6R))-