InChI=1S/C24H31N3O4S/c1-16(2)22(24(30)31-3)27-21(28)14-26-23(29)20(15-32)25-13-17-9-11-19(12-10-17)18-7-5-4-6-8-18/h4-12,16,20,22,25,32H,13-15H2,1-3H3,(H,26,29)(H,27,28)/t20-,22-/m0/s1