InChI=1/C22H30N4O4/c1-15-21(29)19(17(13-27)9-25-15)11-23-7-5-3-4-6-8-24-12-20-18(14-28)10-26-16(2)22(20)30/h9-12,27-30H,3-8,13-14H2,1-2H3/p+2/b23-11-,24-12+/fC22H32N4O4/h23-24H/q+2 CD6B64B061CBEEB7