InChI=1/C18H20N4O3S/c1-10-17(26-11(2)20-10)13-6-7-19-18(22-13)21-12-8-14(23-3)16(25-5)15(9-12)24-4/h6-9H,1-5H3,(H,19,21,22)/f/h21H 992B044AB051AD7D