InChI=1S/C32H38N4O4S/c1-35-20-22-36(23-21-35)32(38)34-30(25-27-13-7-3-8-14-27)31(37)33-28(18-17-26-11-5-2-6-12-26)19-24-41(39,40)29-15-9-4-10-16-29/h2-16,19,24,28,30H,17-18,20-23,25H2,1H3,(H,33,37)(H,34,38)/b24-19+/t28-,30-/m0/s1