InChI=1/C21H26N6O2/c1-13(2)29-18-8-6-17(7-9-18)27-16(5)20(23-24-27)21(28)25-14(3)12-15(4)26-19(25)10-11-22-26/h6-11,13-15H,12H2,1-5H3/t14-,15+/m0/s1 47DAFDDD7CB738A4