InChI=1S/C20H26N4O2.2C2H6O4S/c21-19(22)15-5-9-17(10-6-15)25-13-3-1-2-4-14-26-18-11-7-16(8-12-18)20(23)24;2*3-1-2-7(4,5)6/h5-12H,1-4,13-14H2,(H3,21,22)(H3,23,24);2*3H,1-2H2,(H,4,5,6)