Robuta

https://www.techtransfer.nih.gov/patent/e-138-1992-0-us-01 METHOD OF TREATING CYSTIC FIBROSIS USING 8-CYCLOPENTYL-1,3-DIPROPYLXAN THINE OR XANTHINE AMINO... https://www.techtransfer.nih.gov/patent/e-138-1992-1-us-02 METHOD OF TREATING CYSTIC FIBROSIS USING 8-CYCLOPENTYL-1,3-DIPROPYLXAN THINE OR XANTHINE AMINO...