Dihydropyrimidinylthiazole for the treatment and prophylaxis of hepatitis B virus infection

A compound of formula (I),

• wherein:
• R1 is phenyl, which is unsubstituted or substituted one, two or three times by halogen or C1-6alkyl;
• R2 is C1-6alkyl;
• X is —(Cy)0-1-(L1)0-1-(L2)0-1-;
• wherein:
• Cy is 3-20 membered heterocyclyl;
• L1 is C1-6alkyl or carboxyC1-6alkyl;
• and
• L2 is O, S, —N(R3)— or —C(O)—NH—, wherein R3 is H or C1-6alkyl;
• Y is a bond, C1-9alkyl, C1-6alkoxyC1-6alkoxyC1-6alkyl or carboxyC1-9alkyl;
• and
• A is formula (A1)
• wherein:
• R4 is hydrogen or C1-6alkyl;
• and
• R5 is hydrogen or C1-6alkoxy;
• or A is formula (A2)
• wherein:
• R6 is hydrogen or halogen;
• R7 is hydrogen or halogen;
• R8 is hydrogen or C1-6alkyl;
• U is a bond or O;
• and
• W is CH or N;
• or a pharmaceutically acceptable salt thereof.