A Dublin publican, Mr Martin Keane, yesterday paid £4.25 million at auction for an 11-year-old office block, Pepper Canister House, at Mount Street Crescent, Dublin 2. The 10,000 sq ft building is owned by solicitors Ivor Fitzpatrick who are relocating to St Stephen's Green. Joint agents DTZ Sherry FitzGerald and Davin and Co had been quoting £3.25 million for the building which has 12 on-site car parking spaces.