InChI=1/C21H27N5O3/c27-21(24-13-12-22-19-6-8-20(9-7-19)26(28)29)23-11-3-14-25-15-10-17-4-1-2-5-18(17)16-25/h1-2,4-9,22H,3,10-16H2,(H2,23,24,27)/p+1/fC21H28N5O3/h23-25H/q+1 17C57B1564879154