InChI=1S/C33H34N4O3/c1-7-19-15(3)23-12-25-17(5)21(9-10-30(39)40)32(36-25)22-11-29(38)31-18(6)26(37-33(22)31)14-28-20(8-2)16(4)24(35-28)13-27(19)34-23/h7,12-14,17,21,34,37H,1,8-11H2,2-6H3,(H,39,40)/b23-12-,24-13-,25-12-,26-14-,27-13-,28-14-,32-22-