D-13312

teoprolol

7-[3-[[2-Hydroxy-3-[(2-methyl-1H-indol-4-yl)oxy]propyl]amino]butyl]-3,7-dihydro-1,3-dimethyl-1H-purine-2,6-dione

3,7-Dihydro-7-[3-[[2-hydroxy-3-[(2-methyl-1H-indol-4-yl)oxy]propyl]amino]butyl]-1,3-dimethyl-1H-purine-2,6-dione