InChI=1/C15H22N4O2S/c1-8-7-11(10(3)21-8)9(2)16-13(20)17-14-19-18-12(22-14)15(4,5)6/h7,9H,1-6H3,(H2,16,17,19,20)/t9-/m0/s1/f/h16-17H F03F50E6525D74CB