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Conditions applying to both Global Placement and Open Price Offer The first share price will be set at the end of the OPO and will take account of the demand expressed in the global placement. The prices of the global placement and the OPO are the same. The definitive price will be set on January 31st, 2006 after centralisation of the OPO and should be published by Euronext Paris in a notice that same day. The final share price may be set outside the mentioned range. The placement Before first listing, a proportion of the shares will be included in a public placement in France and an international private placement in some countries excluding the United States of America. - Number of shares in the Placement: a maximum of 423,372 shares (90% of the Offer before the extension Clause) - Underwriter: ODDO & Compagnie The Open Price Offer - Number of shares in the OPO: a minimum of 10% of the Offer (before the extension clause exercise) i.e 47,042 shares. Depending on the demand, the breakdown between the Placement and the OPO may be adapted as stated below: - In order to increase the placement, the number of shares offered within the Open-Price Offer may be reduced (if the OPO would not be fully subscribed). - In order to increase the Open-Price Offer, the number of shares offered within the placement may be reduced. However that number of shares offered in the Open-Price Offer will not exceed 20% of the total number of shares disseminated to the public. If the float does not amount 2.5 million €, the Offer will be cancelled and the orders will be void.</p>