InChI=1/C13H18N4O3S/c1-9(8-20-2)17-21(18,19)11-4-5-12-10(7-11)3-6-13(15-12)16-14/h3-7,9,17H,8,14H2,1-2H3,(H,15,16)/t9-/m0/s1/f/h16H BBF061370094CB64