InChI=1/C14H19N3O3S/c1-4-10(18)15-13-11(8-6-5-7-9(8)21-13)12(19)16-14(20)17(2)3/h4-7H2,1-3H3,(H,15,18)(H,16,19,20)/f/h15-16H 2DD81CC093C77F98