InChI=1/C21H26N2O6S/c1-2-15-5-3-4-6-16(15)14-29-18-8-10-19(11-9-18)30(27,28)23-13-17(24)7-12-20(23)21(25)22-26/h3-6,8-11,17,20,24,26H,2,7,12-14H2,1H3,(H,22,25)/t17-,20-/m1/s1/f/h22H 7B3DCB1A286158FE