InChI=1/C14H15N3O3S/c1-8-7-21-14(20)17(8)6-12(18)16-11-5-3-4-10(9(11)2)13(15)19/h3-5,7H,6H2,1-2H3,(H2,15,19)(H,16,18)/f/h16H,15H2 836C846D2E9B8846