InChI=1/C27H28N4O/c1-18-10-12-23(20(3)14-18)15-24-21(4)29-27(30-25-13-11-19(2)16-28-25)31(26(24)32)17-22-8-6-5-7-9-22/h5-14,16H,15,17H2,1-4H3,(H,28,29,30)/f/h30H 44D36C05FBEBEB93