InChI=1/C22H27N3O4/c1-5-11-29-19-10-8-17(13-20(19)28-6-2)14-23-25-22(27)21(26)24-18-9-7-15(3)16(4)12-18/h7-10,12-14H,5-6,11H2,1-4H3,(H,24,26)(H,25,27)/b23-14+/f/h24-25H D6A35911C3CCD339