EXCHANGE NOTICE 170/2008, 1 APRIL 2008 COVERED WARRANTS NEW IDENTIFIERS FOR COVERED WARRANTS WITH FORTUM CORPORATION AS UNDERLYING Identifiers of warrants with Fortum corporation's share as underlying instrument will change. New identifiers are valid as of 2 April 2008. Identifiers: Old trading code: 8EFUMEW290 New trading code: 8EFUMEW29X ISIN code: FI0009646343 Orderbook id: 52343 Ratio: 4.89 (warrant/share) Exercise price: 28.35 EUR Old trading code: 8EFUMEW320 New trading code: 8EFUMEW32X ISIN code: FI0009644892 Orderbook id: 51381 Ratio: 4.89 (warrant/share) Exercise price: 31.28 EUR Old trading code: 8EFUMEW340 New trading code: 8EFUMEW34X ISIN code: FI0009645287 Orderbook id: 51719 Ratio: 4.89 (warrant/share) Exercise price: 33.24 EUR Old trading code: 8GFUMEW280 New trading code: 8GFUMEW28X ISIN code: FI0009647945 Orderbook id: 53905 Ratio: 4.89 (warrant/share) Exercise price: 27.37 EUR Old trading code: 8GFUMEW300 New trading code: 8GFUMEW30X ISIN code: FI0009646350 Orderbook id: 52344 Ratio: 4.89 (warrant/share) Exercise price: 29.33 EUR Old trading code: 8GFUMEW310 New trading code: 8GFUMEW31X ISIN code: FI0009647093 Orderbook id: 53020 Ratio: 4.89 (warrant/share) Exercise price: 30.31 EUR Old trading code: 8GFUMEW330 New trading code: 8GFUMEW33X ISIN code: FI0009644884 Orderbook id: 51380 Ratio: 4.89 (warrant/share) Exercise price: 32.26 EUR Old trading code: 8GFUMEW350 New trading code: 8GFUMEW35X ISIN code: FI0009645295 Orderbook id: 51720 Ratio: 4.89 (warrant/share) Exercise price: 34.22 EUR Old trading code: 8IFUMEW20T New trading code: 8IFUMW20XT ISIN code: FI0009648075 Orderbook id: 53918 Ratio: 4.89 (warrant/share) Exercise price: 19.55 EUR Barrier: 21,02 EUR Old trading code: 8QFUMEW265 New trading code: 8QFUMW265X ISIN code: FI0009646368 Orderbook id: 52345 Ratio: 4.89 (warrant/share) Exercise price: 25.91 EUR Old trading code: 8QFUMEW290 New trading code: 8QFUMEW29X ISIN code: FI0009644900 Orderbook id: 51382 Ratio: 4.89 (warrant/share) Exercise price: 28.35 EUR Old trading code: 8QFUMEW310 New trading code: 8QFUMEW31X ISIN code: FI0009645303 Orderbook id: 51721 Ratio: 4.89 (warrant/share) Exercise price: 30.31 EUR Old trading code: 8SFUMEW250 New trading code: 8SFUMEW25X ISIN code: FI0009647960 Orderbook id: 53907 Ratio: 4.89 (warrant/share) Exercise price: 24.44 EUR Old trading code: 8UFUMEW30T New trading code: 8UFUMW30XT ISIN code: FI0009648083 Orderbook id: 53919 Ratio: 4.89 (warrant/share) Exercise price: 29.33 EUR Barrier: 27,86 EUR Old trading code: 9AFUMEW300 New trading code: 9AFUMEW30X ISIN code: FI0009647952 Orderbook id: 53906 Ratio: 4.89 (warrant/share) Exercise price: 29.33 EUR Old trading code: 9AFUMEW360 New trading code: 9AFUMEW36X ISIN code: FI0009645311 Orderbook id: 51722 Ratio: 4.89 (warrant/share) Exercise price: 35.19 EUR