InChI=1/C28H29N7O2/c1-33-11-13-34(14-12-33)21-9-6-20(7-10-21)31-28-30-16-23-25(36)24(26(29)37)17-35(27(23)32-28)22-8-5-18-3-2-4-19(18)15-22/h5-10,15-17H,2-4,11-14H2,1H3,(H2,29,37)(H,30,31,32)/p+1/fC28H30N7O2/h31,33H,29H2/q+1 2888A009B06F2DD0