InChI=1/C19H22N4O4S/c1-5-27-18(25)17-16(13-8-12(26-4)6-7-14(13)22-17)23-15(24)9-20-19-21-10(2)11(3)28-19/h6-8,17H,5,9H2,1-4H3,(H,20,21)(H,23,24)/p+1/t17-/m1/s1/fC19H23N4O4S/h20,22-23H/q+1 546DF3518086A675