| abstract |
A novel thienopyrimidine compound represented by the formula (1), which is useful as a medicine, especially a cGMP-PDE inhibitor: (1) wherein A represents optionally substituted pyridyl or pyrazolyl; and B represents amidino, di(C1-6 alkyl)carbamoyl, di(C1-6 alkyl)sulfamoyl, or a group represented by the formula -Y-G (wherein Y represents carbonyl or sulfonyl; and G represents an optionally substituted, 5- or 6-membered, (un)saturated heterocyclic group containing one to three nitrogen, oxygen, or sulfur atoms). |