This invention relates to compounds of formula (I), in which R denotes a hydrogen atom or a methoxy radical. The invention also concerns the salts of said compounds, their racemic forms, their enantiomers, the preparation of said derivatives and drugs containing same.
该发明涉及公式(I)的化合物,其中R代表氢原子或甲氧基。该发明还涉及所述化合物的盐、它们的外消旋形式、它们的对映体、所述衍
生物的制备以及含有相同化合物的药物。