InChI=1/C18H19ClN2O4/c19-12-6-14-15(25-8-16(22)20-14)7-13(12)21-18(24)11-4-9-2-1-3-10(5-11)17(9)23/h6-7,9-11H,1-5,8H2,(H,20,22)(H,21,24)/t9-,10+,11?/f/h20-21H BE81A7C2AE19A0E7