InChI=1/C20H28N2OS/c1-16-5-3-4-6-18(16)13-22-11-10-21(14-19(22)9-12-23)15-20-8-7-17(2)24-20/h3-8,19,23H,9-15H2,1-2H3/t19-/m0/s1 C91285B25DE1CF0A