发明授权
US07838521B2 3-oxa-10-aza-phenanthrenes 有权
3-氧杂-10-氮杂菲

3-oxa-10-aza-phenanthrenes
摘要:
The compounds of formula I in which R1, R2 and R3 have the meanings as given in the description, are novel effective PDE4 inhibitors.
公开/授权文献
信息查询
0/0