InChI=1/C17H22N4O/c18-8-14-1-2-15(9-19)21(14)16(22)10-20-17-6-11-3-12(7-17)5-13(17)4-11/h11-15,20H,1-7,10H2/p+1/t11-,12+,13?,14-,15+,17?/fC17H23N4O/h20H/q+1 DB38B695ACCF8F76