Heterocyclic compound

N-((3R,4S)-3-Hydroxytetrahydro-2H-pyran-4-yl)-7-(4-(1-methyl-1H-1,2,3-triazol-4-yl)benzyl)-2,3-dihydrofuro[3,2-b]pyridine-5-carboxamide, or a salt thereof.

7 (3 Fluoro-4-((2-methoxyethyl)carbamoyl)benzyl)-N-((3R,4 S)-3-hydroxytetrahydro-2H-pyran-4-yl)-2,3-dihydrofuro[3,2-b]pyridine-5-carboxamide, or a salt thereof.

7 (3 Fluoro-4-((((S)-tetrahydrofuran-2-yl)methyl)carbamoyl)benzyl)-N-((3R,4 S)-3-hydroxytetrahydro-2H-pyran-4-yl)-2,3-dihydrofuro[3,2-b]pyridine-5-carboxamide, or a salt thereof.

7 (3 Fluoro-4-((((S)-tetrahydrofuran-2-yl)methyl)carbamoyl)benzyl)-N-((3R,4 S)-3-hydroxytetrahydro-2H-pyran-4-yl)furo[3,2-b]pyridine-5-carboxamide, or a salt thereof.