InChI=1/C20H26N4O3/c1-14-6-9-20(10-7-14)18(26)24(19(27)21-20)22-17(25)13-23-11-8-15-4-2-3-5-16(15)12-23/h8,11-12,14H,2-7,9-10,13H2,1H3,(H-,21,22,25,27)/p+1/fC20H27N4O3/h21-22H/q+1 6A36181A4D1A52BA