InChI=1/C19H22N2O4S/c1-13-16-9-14(11-21-18(16)26-17(13)19(22)23-2)10-20-6-4-7-24-12-15-5-3-8-25-15/h3,5,8-9,11,20H,4,6-7,10,12H2,1-2H3/p+1/fC19H23N2O4S/h20H/q+1 2E844DFAE77BC6BD