InChI=1/C18H22N4O2/c1-4-6-15-14(17(19)22-18(20)21-15)8-5-7-12-11-13(23-2)9-10-16(12)24-3/h9-11H,4,6-7H2,1-3H3,(H4,19,20,21,22)/f/h19-20H2 5F6DE369577797DA