InChI=1/C18H24N4O2S/c1-18(2,3)15-5-7-16(8-6-15)25(23,24)22-13-11-21(12-14-22)17-19-9-4-10-20-17/h4-10H,11-14H2,1-3H3 56D850A615657D5D