InChI=1/C18H26N4O3S/c1-3-4-7-10-19-18(26)21-20-17(24)13-11-16(23)22(12-13)14-8-5-6-9-15(14)25-2/h5-6,8-9,13H,3-4,7,10-12H2,1-2H3,(H,20,24)(H2,19,21,26)/t13-/m1/s1/f/h19-21H 4C2D53FF1069B4B9