InChI=1/C18H28N2O2/c1-4-5-6-7-13-19-18(22)16-10-8-15(9-11-16)17(21)12-14-20(2)3/h8-11H,4-7,12-14H2,1-3H3,(H,19,22)/p+1/fC18H29N2O2/h19-20H/q+1 52702807469E8A79