InChI=1/C20H25N3O3/c1-14(23-9-7-16-5-3-4-6-17(16)13-23)11-21-19(24)12-22-20(25)18-8-10-26-15(18)2/h3-6,8,10,14H,7,9,11-13H2,1-2H3,(H,21,24)(H,22,25)/t14-/m0/s1/f/h21-22H 20140583027A266D