InChI=1S/C22H27N5O2/c23-18(13-15-5-2-1-3-6-15)22(29)27-12-4-7-19(27)21(28)26-14-16-8-10-17(11-9-16)20(24)25/h1-3,5-6,8-11,18-19H,4,7,12-14,23H2,(H3,24,25)(H,26,28)/p+1/t18-,19+/m1/s1