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benzoxazinone derivatives acting as beta2 adrenoreceptor agonists for the treatment of respiratory disorders
benzoxazinone derivatives acting as beta2 adrenoreceptor agonists for the treatment of respiratory disorders
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机译:苯并恶嗪酮衍生物作为β2肾上腺素受体激动剂治疗呼吸系统疾病
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摘要
The present invention provides a compound of formula (I) wherein W, R1, R2 and R3 are as defined in the specification, processes for their preparation, pharmaceutical compositions containing them and their use in therapy.
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