Fused heterocylic phosphodiesterase 7 (PDE 7) inhibitors of the following formula
1
wherein R
1
, R
2
, R
5
, Z, J
1
and J
2
are described herein, and analogs thereof are provided which are useful in treating T-cell mediated diseases.
                            下式的融合杂环
磷酸二酯酶 7 (PDE 7) 
抑制剂
1
其中 R
1
, R
2
, R
5
Z, J
1
和 J
2
及其类似物,可用于治疗 T 细胞介导的疾病。