| abstract |
<p id="p-0001" num="0000">In one aspect, the invention relates to compounds having the formula:</p><p id="p-0002" num="0000"><chemistry id="CHEM-US-00001" num="00001">where R<sup>1</sup>-R<sup>6</sup>, a, b, and X are as defined in the specification, or a pharmaceutically acceptable salt thereof. These compounds have neprilysin inhibition activity. In another aspect, the invention relates to pharmaceutical compositions comprising such compounds; methods of using such compounds; and processes and intermediates for preparing such compounds.</p> |