InChI=1/C18H28N2O3/c1-4-17(21)15-8-10-16(11-9-15)23-14-18(22)19-12-7-13-20(5-2)6-3/h8-11H,4-7,12-14H2,1-3H3,(H,19,22)/p+1/fC18H29N2O3/h19-20H/q+1 CF9A3E6B82E86416