InChI=1/C19H26N4O2S/c1-12-11-16(12)18(25)20-15-9-7-13(8-10-15)17(24)22-23-19(26)21-14-5-3-2-4-6-14/h7-10,12,14,16H,2-6,11H2,1H3,(H,20,25)(H,22,24)(H2,21,23,26)/t12-,16-/m1/s1/f/h20-23H 434D0BFC7886F16C