Novel compounds as gpr119 agonists

A compound of the formula (I):

• wherein,
• X1, X2, X3 and X4 are each independently N, O, S or CH;
• Y is selected from H, OH, halogen, C1-6 alkyl, C1-6alkoxy, —(CH)n, amino, —CO, —CONH, —NH(Alkyl), —N(Alkyl)2, —NH-aralkyl, —OCH(CH3);
• n is 0, 1, 2 or 3;
• “” is independently either a single bond or a double bond, provided that adjacent double bonds (═C═) are not allowed;
• R1 is selected from
• R2 is selected from
• R3 is selected from H, OH, halogen, C1-6 alkyl, C1-6alkoxy, —(CH)n, amino, —CO, —CONH, —NH(Alkyl), —N(Alkyl)2, —NH-aralkyl, —CF3, —OCH(CH3),
• and pharmaceutically acceptable salts, hydrates and stereoisomers thereof.