InChI=1/C20H28N4O4/c1-4-20(11-10-16(25)23-19(20)28)14-6-8-15(9-7-14)22-18(27)17(26)21-12-5-13-24(2)3/h6-9H,4-5,10-13H2,1-3H3,(H,21,26)(H,22,27)(H,23,25,28)/p+1/t20-/m0/s1/fC20H29N4O4/h21-24H/q+1 C3254D278FBC3E9E