InChI=1/C21H30N4O2/c1-15(2)24-7-5-17(6-8-24)22-18-3-4-19-16(13-18)14-20(23-19)21(26)25-9-11-27-12-10-25/h3-4,13-15,17,22-23H,5-12H2,1-2H3/p+1/fC21H31N4O2/h24H/q+1 995DDBCC5C622CA6