| 摘要 |
The invention provides novel benzoimidazolone-carboxamide-derived carbamate 5-HT4 receptor agonist compounds of formula (I): wherein R1, R2, R3, R4, a, and b are defined in the disclsoure. The invention also provides pharmaceutical compositions comprising such compounds, methods of using such compounds to treat diseases associated with 5 HT4 receptor activity, and processes and intermediates useful for preparing such compounds.
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