InChI=1/C16H22N4O2S/c17-16(22)20-8-6-12(7-9-20)18-19-15(21)14-10-11-4-2-1-3-5-13(11)23-14/h10H,1-9H2,(H2,17,22)(H,19,21)/f/h19H,17H2 2C42507F7EA829B7