InChI=1/C19H24N2O4/c1-5-12(21-13-9-7-6-8-11(13)20)15-14(22)10-19(2,3)16(17(15)23)18(24)25-4/h6-9,22-23H,5,10,20H2,1-4H3/p-2/fC19H22N2O4/h22-23h/q-2 6ACDBCBC9F523FC6