InChI=1/C18H26N2O/c1-5-13(4)14-6-8-15(9-7-14)17-11-20-18(21-17)16(19)10-12(2)3/h6-9,11-13,16H,5,10,19H2,1-4H3/p+1/t13-,16-/m0/s1/fC18H27N2O/h19H/q+1 0D4A04588E9CD025