InChI=1/C15H17N3O3S/c19-13(18-11-4-1-2-6-16-14(11)20)8-10-9-22-15(17-10)12-5-3-7-21-12/h3,5,7,9,11H,1-2,4,6,8H2,(H,16,20)(H,18,19)/t11-/m0/s1/f/h16,18H 2A2D5F212714EE1A