Standard InChI: InChI=1S/C23H25NO4/c1-26-18-2-3-19-17(12-24-6-4-15(13-25)5-7-24)8-16-9-22-23(28-14-27-22)11-20(16)21(19)10-18/h2-3,8-11,15,25H,4-7,12-14H2,1H3
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