InChI=1/C21H22N2O6S/c24-19(25)12-23-17-8-4-5-9-18(17)30(29)13-16(20(23)26)22-15(21(27)28)11-10-14-6-2-1-3-7-14/h1-9,15-16,22H,10-13H2,(H,24,25)(H,27,28)/p-1/t15-,16+,30-/m1/s1/fC21H21N2O6S/h22H/q-1 512BDCBBEE7B84D4