[CH3:1][O:2][C:3]1[CH:4]=[C:5]2[O:9][CH:8]([CH3:10])[CH2:7][C:6]2=[C:11]([NH2:13])[CH:12]=1.[C:14](Cl)(=[O:16])[CH3:15].C(OC(C)C)(C)C.C(O)C>>[CH3:1][O:2][C:3]1[CH:12]=[C:11]([NH:13][C:14](=[O:16])[CH3:15])[C:6]2[CH2:7][CH:8]([CH3:10])[O:9][C:5]=2[CH:4]=1This compound is prepared according to the procedures of example 10 by reacting 2,3-dihydro-6-methoxy-2-methyl-4-benzofuranamine with acetyl chloride. M.p. 104° C. (from isopropyl ether/ethyl alcohol).
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