InChI=1/C21H28N4O2/c1-15(2)20-22-18-14-24(13-16-5-3-4-6-19(16)26)8-7-17(18)21(23-20)25-9-11-27-12-10-25/h3-6,15,26H,7-14H2,1-2H3/p+1/fC21H29N4O2/h22H/q+1 DDC354C9CBA4FBEF