摘要 |
Compounds and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula I: wherein R<SUP>1</SUP>, R<SUP>2</SUP>, R<SUP>3A</SUP>, R<SUP>3B</SUP>, R<SUP>4</SUP>, R<SUP>5</SUP>, R<SUP>6</SUP>, R<SUP>7</SUP>, R<SUP>8</SUP>, and X are as defined in the detailed description of the invention. Corresponding pharmaceutical compositions, methods of treatment, and intermediates are also disclosed.
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