Benzamide imidazopyrazine btk inhibitors

A compound according to Formula I, or a pharmaceutically acceptable salt thereof

• wherein:
• Ring A is selected from the group consisting of
• X is selected from the group consisting of:
• a) cycloalkyl;
• b) heterocycloalkyl;
• c) aryl;
• d) heteroaryl;
• and
• e) C(1-6) alkyl
• each optionally substituted with one, two, three or four (1-6C)alkyl or halogen;
• M is selected from the group consisting of:
• a) (1-3C)alkylNHC(O);
• b) cycloalkylNHC(O);
• c) cycloalkylC(O);
• d) (1-3C)alkyl;
• e) heterocycloalkylC(O);
• and
• f) (C3-10)cycloalkyl;
• (a) and (b) each independently substituted with one, two, three or four (1-6C)alkyl, halogen, hydroxyl or oxo;
• n is 0 or 1;
• x is 0, 1 or 2;
• R1 is selected from the group consisting of hydrogen, trifluoromethyl, diflouromethyl, cyclopropyl, —O-cyclopropyl, and cyano;
• R2 is independently selected from the group consisting of methoxy, ethoxy, halogen, and hydroxyl;
• and
• R3 is hydrogen, halogen or C(1-3) alkyl.