InChI=1/C18H19ClN2O6/c1-4-26-17(22)12-9-20(3)10-13(18(23)27-5-2)16(12)11-6-7-14(19)15(8-11)21(24)25/h6-10,16H,4-5H2,1-3H3 2C56E9F07A98611C