InChI=1/C16H24N2OS/c1-3-15(2)13(19)17-14(20-15)18-16-7-10-4-11(8-16)6-12(5-10)9-16/h10-12H,3-9H2,1-2H3,(H,17,18,19)/t10?,11?,12?,15-,16?/m0/s1/f/h18H 8171BDA6D4A4ED81