InChI=1/C16H22N4O/c1-3-16(2)11-13(7-10-21-16)19-14-5-6-15(17-12-14)20-9-4-8-18-20/h4-6,8-9,12-13,19H,3,7,10-11H2,1-2H3/t13-,16+/m0/s1 C0CFEA99D8432685