InChI=1/C27H26N4O3/c1-34-27(33)25-16-21(18-30(25)17-20-10-6-9-19-8-2-3-11-22(19)20)29-26(32)23-12-4-5-13-24(23)31-15-7-14-28-31/h2-15,21,25H,16-18H2,1H3,(H,29,32)/t21-,25+/m1/s1/f/h29H 597CEE109F150184