InChI=1/C21H34N4O3/c1-20(2,3)28-19(27)23-12-11-22-18(26)24-15-21(4,5)25-13-10-16-8-6-7-9-17(16)14-25/h6-9H,10-15H2,1-5H3,(H,23,27)(H2,22,24,26)/p+1/fC21H35N4O3/h22-25H/q+1 CE321B6CE8EF1B2A