InChI=1/C20H29N5O4/c26-19(8-9-21-17-6-1-2-7-18(17)25(28)29)24-13-5-10-22(14-15-24)16-20(27)23-11-3-4-12-23/h1-2,6-7,21H,3-5,8-16H2/p+1/fC20H30N5O4/h22H/q+1 EA16DF19326B92B4