InChI=1/C16H27N3O2/c1-10(14(20)18-15(17)21)19(2)9-16-6-11-3-12(7-16)5-13(4-11)8-16/h10-13H,3-9H2,1-2H3,(H3,17,18,20,21)/p+1/t10-,11?,12?,13?,16?/m1/s1/fC16H28N3O2/h18-19H,17H2/q+1 2F37C6B6D1BBF92E