The present invention relates to compounds of formula (I), racemates, isomers and/or salts thereof useful in the treatment of viral infections, in particular respiratory syncytial virus (RSV) infections. The present invention also relates to processes for preparing the compounds.本發明係有關於具化學式(I)之化合物,其外消旋物、異構物及/或鹽類,其可用於治療病毒感染,特別是呼吸道融合病毒(RSV)感染。本發明亦有關於用以製造此等化合物之方法。