InChI=1/C15H19N3O3S/c1-9-5-4-6-12-13(19)7-8-18(14(9)12)22(20,21)15-10(2)16-17-11(15)3/h4-6,13,19H,7-8H2,1-3H3,(H,16,17)/t13-/m0/s1/f/h16H 99BCF98AD62DE0E5