InChI=1/C20H24N6O/c1-13-10-15-6-4-5-7-18(15)26(13)9-8-21-20(27)23-16-11-17-14(2)24-25(3)19(17)22-12-16/h4-7,11-13H,8-10H2,1-3H3,(H2,21,23,27)/t13-/m0/s1/f/h21,23H 850A688D0B02BB04