InChI=1/C29H28N4O4/c1-31-11-8-17-4-6-20-23(26(17)31)25-24(28(34)30-29(25)35)22-19-7-5-18(36-2)16-21(19)33(27(20)22)10-3-9-32-12-14-37-15-13-32/h4-8,11,16H,3,9-10,12-15H2,1-2H3,(H,30,34,35)/f/h30H 52E319DD5692B49C