| 摘要 |
Compounds of the formula <IMAGE> wherein R is 1-methyl-4-piperididinyl, 4-methyl-1-piperazinyl, or 3 - or 3 -tropanyl, each of which may optionally have another methyl substituent attached to the heterocyclic ring; R1 is hydrogen or alkyl of 1 to 4 carbon atoms; R2 is hydrogen, halogen or alkyl of 1 to 4 carbon atoms; and X is oxygen, -NH- or -N(CH3)-; and non-toxic, pharmacologically acceptable acid addition salts thereof. The compounds as well as their salts are useful as anti-ulcerogenics. |
