InChI=1/C21H30N4O2/c1-15-12-24(13-16(2)27-15)14-17-6-9-25(10-7-17)21(26)23-19-3-4-20-18(11-19)5-8-22-20/h3-5,8,11,15-17,22H,6-7,9-10,12-14H2,1-2H3,(H,23,26)/t15-,16+/f/h23H E91CDA287C10F0EB