InChI=1S/C32H37N3O3/c1-19(15-20(2)18-36)9-7-11-24-29-31(4,38-29)21(3)28-26(16-22-17-34-25-12-6-5-10-23(22)25)35-30(37)32(24,28)27-13-8-14-33-27/h5-8,10-15,17-19,21,24,26,28-29,33-34H,9,16H2,1-4H3,(H,35,37)/b11-7+,20-15+/t19-,21+,24+,26+,28+,29+,31-,32-/m1/s1