InChI=1/C19H21N5O2/c1-12-7-21-13(2)18(23-12)14-5-15-9-24(10-16-8-20-11-22-16)3-4-26-19(15)17(25)6-14/h5-8,11,25H,3-4,9-10H2,1-2H3,(H,20,22)/f/h22H DEB5F8E1B23DB940