Pyridinyl sulfonamide derivatives, pharmaceutical compositions and uses thereof

A compound of formula (I)

• wherein
• ring A is selected from the group consisting of:
• R1 is selected from the group consisting of H, F, Cl, Br, CN, —OH, C1-4-alkyl, alkyl), —(CH2)m—COOH, —(CH2)m—C(═O)—O—(C1-4-alkyl), —C(═O)-heterocyclyl, —(CH2)m—C(═O)—NH2, —(CH2)m—C(═O)—NH—(C1-4-alkyl), —(CH2)m—C(═O)—N(C1-4-alkyl)2, —C(═O)—NH—C3-6-cycloalkyl, —C(═O)—NH-heterocyclyl, —(CH2)m—NH—C(═O)—(C1-3-alkyl), —N(C1-3-alkyl)-C(═O)—(C1-4-alkyl), —N(C1-3-alkyl)-C(═O)—NH2, —NH—C(═O)—NH—(C1-4-alkyl), heterocyclyl and phenyl,
• wherein each alkyl group or sub-group is optionally substituted with 1 or more F atoms or with one OH or —O—(C1-3-alkyl) group;
• and
• wherein each heterocyclyl is selected from the group consisting of azetidinyl, imidazolidinyl, piperidinylpiperidinyl, tetrahydropyranyl and morpholinyl, and each heterocycl is optionally substituted with one or two groups independently selected from the group consisting of oxo, C1-3-alkyl, —C(═O)—CH3 and —C(═O)-cyclopropyl;
• and
• wherein multiple R1 may be identical or different, if n is 2;
• and
• n is an integer selected from 1 and 2;
• and
• m is an integer selected from 0, 1 and 2;
• and
• wherein in any definition mentioned hereinbefore, if not specified otherwise, any alkyl group or sub-group may be straight-chained or branched and is optionally substituted with 1 or more F atoms,
• or a salt thereof.