InChI=1/C22H21N3O2/c1-12-4-7-15(8-5-12)20-19-17(11-18(26)23-22(19)25-24-20)21(27)16-9-6-13(2)14(3)10-16/h4-10,17,19H,11H2,1-3H3,(H,23,25,26)/t17-,19+/m1/s1/f/h23H D374867AC774E335