InChI=1/C20H21N3O3/c1-20(2)9-12-15(13(24)10-20)14(11-7-5-4-6-8-11)16-17(21-12)23(3)19(26)22-18(16)25/h4-8,14,21H,9-10H2,1-3H3,(H,22,25,26)/t14-/m0/s1/f/h22H 70003A5F7226D988