InChI=1/C29H28N4O4/c1-17-19(3)37-26-23(17)14-9-15-24(26)28(35)30-21-11-8-10-20(16-21)27(34)31-25-18(2)32(4)33(29(25)36)22-12-6-5-7-13-22/h5-17,19H,1-4H3,(H,30,35)(H,31,34)/t17-,19-/m1/s1/f/h30-31H 7F71270E5B215BDB