InChI=1/C29H26N4O/c34-27(19-30-28(21-10-4-1-5-11-21)22-12-6-2-7-13-22)33-29(23-14-8-3-9-15-23)24-16-17-25-26(18-24)32-20-31-25/h1-18,20,28-30H,19H2,(H,31,32)(H,33,34)/t29-/m1/s1/f/h32-33H 8712236B2974716F