Standard InChI: InChI=1S/C23H30ClNO4/c24-19-8-6-17(7-9-19)15-23(21(27)14-20(26)22(28)29)10-12-25(13-11-23)16-18-4-2-1-3-5-18/h6-9,14,18,26H,1-5,10-13,15-16H2,(H,28,29)/b20-14-
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