InChI=1S/C32H35N3O3/c1-18-7-6-8-23-14-22(17-36)20(3)29-27(15-21-16-33-25-10-5-4-9-24(21)25)35-31(38)32(23,29)28-12-11-26(34-28)30(37)19(2)13-18/h4-6,8-14,16,18,20,23,27,29,33-34,36H,7,15,17H2,1-3H3,(H,35,38)/t18-,20+,23-,27-,29-,32+/m0/s1