InChI=1/C19H23N3O4S/c1-19(2,3)12-6-9-17(26-5)15(10-12)21-18(27)20-14-8-7-13(25-4)11-16(14)22(23)24/h6-11H,1-5H3,(H2,20,21,27)/f/h20-21H 08DA7CD984B65C8E