摘要：

Provides novel β adrenergic receptor agonist activity of compounds of formula (I) The present invention is: where w is and R ~R has one of the values described herein. The present invention also relates to methods of treating diseases associated with β adrenergic receptor activity using pharmaceutical compositions containing such compounds, such compounds, and to the preparation of such compounds I provides processes and intermediates useful. Independently, each of R ~R is selected from the group consisting of R hydrogen, alkyl, alkenyl, alkynyl, aryl, heteroaryl, cycloalkyl, and heterocyclyl: here.

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