| 摘要 |
Novel indan compounds of the formula <IMAGE> wherein A and X are each ethylene or vinylene; B is C2-4 alkylene; R and R2 are each hydrogen or C1-4 alkyl; R1 is C1-8 alkyl; <C = Z is <C = O, or <IMAGE> and its non-toxic salts, which are useful as antiulcers, gastric secretion inhibitors, and hypotensors. |
