InChI=1/C18H26N4O2S2/c25-17(19-11-15-3-1-9-23-15)21-13-5-7-14(8-6-13)22-18(26)20-12-16-4-2-10-24-16/h5-8,15-16H,1-4,9-12H2,(H2,19,21,25)(H2,20,22,26)/t15-,16-/m0/s1/f/h19-22H 649741826B41B7B5