[C:1]([C:4]1[C:5]([O:17][CH3:18])=[C:6]([CH:12]2[CH2:15][C:14](=[O:16])[CH2:13]2)[C:7]([CH3:11])=[C:8]([Cl:10])[CH:9]=1)(=[O:3])[CH3:2].[BH4-].[Na+]>>[Cl:10][C:8]1[C:7]([CH3:11])=[C:6]([CH:12]2[CH2:13][CH:14]([OH:16])[CH2:15]2)[C:5]([O:17][CH3:18])=[C:4]([CH:1]([OH:3])[CH3:2])[CH:9]=1This compound was prepared according to the procedure of Example 13 step 5, using of 3-(3-acetyl-5-chloro-2-methoxy-6-methylphenyl)cyclobutanone and sodium tetrahydroborate as the starting materials. LCMS calculated for C14H19ClO3Na (M+Na)+: m/z=293.1; Found: 293.1.
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