InChI=1/C18H23N3O5S/c1-4-26-15(23)13-10(2)11(3)27-14(13)19-12(22)9-21-16(24)18(20-17(21)25)7-5-6-8-18/h4-9H2,1-3H3,(H,19,22)(H,20,25)/f/h19-20H 57E4DD326B424CB8