InChI=1/C27H28N4O4/c1-18(2)25(32)30-21-13-11-20(12-14-21)24-23(26(33)29-16-22-10-6-7-15-28-22)31(27(34)35-24)17-19-8-4-3-5-9-19/h3-15,18,23-24H,16-17H2,1-2H3,(H,29,33)(H,30,32)/t23-,24+/m1/s1/f/h29-30H 07F8459129C9EFAA