InChI=1/C21H27N5O4/c27-20-7-6-19(26(29)30)14-18(20)15-23-21(28)22-8-9-24-10-12-25(13-11-24)16-17-4-2-1-3-5-17/h1-7,14,27H,8-13,15-16H2,(H2,22,23,28)/p+1/fC21H28N5O4/h22-23,25H/q+1 18EBE9556D9594C9