InChI=1/C17H26N2OS/c1-3-4-16(2)14(20)18-15(21-16)19-17-8-11-5-12(9-17)7-13(6-11)10-17/h11-13H,3-10H2,1-2H3,(H,18,19,20)/t11?,12?,13?,16-,17?/m0/s1/f/h19H 5ABC20ECF56E1664