abstract |
PDE4 inhibition is achieved with novel nitroxide compounds such as N-substituted anilines and diphenylamine analogs. The compound of the present invention is a compound of formulas I to III, where A, B, D, R 1 , R 2 , R 3 , R 7 , R 8 , R 9 , R 10 , and R 6 are As defined. |