InChI=1/C18H24N2O4/c1-17(2)11-23-18(24-12-17)14-5-3-4-6-15(14)20(16(18)21)13-19-7-9-22-10-8-19/h3-6H,7-13H2,1-2H3 48B04D3F8EDEA9A8