InChI=1/C15H18N4O3S/c1-9(16-14(20)17-15-19-18-10(2)23-15)11-4-5-12-13(8-11)22-7-3-6-21-12/h4-5,8-9H,3,6-7H2,1-2H3,(H2,16,17,19,20)/t9-/m0/s1/f/h16-17H 6F36BA4694D74CCF