InChI=1/C20H21N3O2/c1-12-5-6-15(22-14(3)24)10-19(12)23-20-9-13(2)21-18-8-7-16(25-4)11-17(18)20/h5-11H,1-4H3,(H,21,23)(H,22,24)/p+1/fC20H22N3O2/h21-23H/q+1 EA0EF6BBA905F23D