| abstract |
PCT No. PCT/EP93/00380 Sec. 371 Date Aug. 2, 1994 Sec. 102(e) Date Aug. 2, 1994 PCT Filed Feb. 16, 1993 PCT Pub. No. WO93/17014 PCT Pub. Date Sep. 2, 1993The present invention provides compounds of the formula: <IMAGE> (I) and the pharmaceutically acceptable salts thereof, together with pharmaceutically compositions containing, uses of, processes for the preparation of and intermediates used in the preparation of, such compounds. |