InChI=1/C14H20N4O2S/c1-2-5-18(6-7-19)9-13(20)17-14-16-11-4-3-10(15)8-12(11)21-14/h3-4,8,19H,2,5-7,9,15H2,1H3,(H,16,17,20)/p+1/fC14H21N4O2S/h17-18H/q+1 4FD159233D37E065