| 摘要 |
The present invention relates to novel pyrimidine derivatives of the general formula <CHEM> wherein R<1> represents a pyrazolyl, imidazolyl, or triasolyl group, R<2> represents hydrogen atom or lower alkyl group, R<3> represents a halo, amino, lower alkoxy, pyrazolyl, imidazolyl, triazolyl, piperidinyl, or aryloxy group, one of X or Y represents N and the other of X or Y represents CH, and the salts thereof. These derivatives may be used in the treatment of peptic ulcer disease.
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