InChI=1/C21H28N2O5S/c1-2-3-12-28-19-8-10-20(11-9-19)29(26,27)23-14-17(15-23)22-13-21(25)16-4-6-18(24)7-5-16/h4-11,17,21-22,24-25H,2-3,12-15H2,1H3/p+1/t21-/m0/s1/fC21H29N2O5S/h22H/q+1 7F5743C4471F948A