Benzimidazole thiophene compounds

A compound of formula (I):

• wherein:
• R1 is selected from H, halo, alkyl, haloalkyl, —OR7, —CN, —C(O)NR7R8, —S(O)2R7, —R5—S(O)2R7, —NR7R8, —NR7C(O)R8, Ph, and Het1;
• Ph is phenyl optionally substituted 1 or 2 times with halo, alkyl, haloalkyl, —OR7, —CN, —S(O)2R7 and —NR7R8;
• Het1 is a 5-6 membered heteroaryl having 1, 2 or 3 heteroatoms selected from N, O and S, optionally substituted 1 or 2 times with a substituent selected from halo, alkyl, haloalkyl, —OR7, —CN, —S(O)2R7, —NR7R8, Het2, —R5-Het2, NR7-Het2, and oxo;
• Het2 is a 5-6 membered heterocycle having 1 or 2 heteroatoms selected from N, O and S, optionally substituted 1 or 2 times with a substituent selected from alkyl, —OR7, —NR7R8, —C(O)NR7R8, —S(O)2R7, and oxo;
• R2 is selected from H, halo, alkyl, haloalkyl, —OR7, —CN, —C(O)NR7R8, —S(O)2R7, —R5—S(O)2R7, —S(O)2NR7R8, —R5—S(O)2NR7R8, —NR7R8, and —NR7C(O)R8;
• R3 is H, alkyl or haloalkyl;
• Z1, Z2 and Z3 are each the same or different and are independently C, CH or N, wherein at least one of Z1, Z2 and Z3 is C or CH;
• d is 0, 1 or 2;
• each R4 is the same or different and is independently halo, alkyl or haloalkyl;
• Y1 is —O— or —N(R7)—;
• a is 0 or 1;
• each R5 is the same or different and is independently C1-3alkylene;
• Ring A is a 5-6 membered heterocycle having 1 or 2 heteroatoms selected from N, O and S;
• b is 0, 1 or 2;
• each R6 is the same or different and is independently selected from halo, alkyl, haloalkyl, alkenyl, —CN, —R5—CN, —CO2R7, —R5—CO2R7, —C(O)NR7R8, —R5—C(O)NR7R8, —OR7, —R6—OR7, —S(O)2R7, —R5—S(O)2R7, —S(O)2NR7R8, —R5—S(O)2NR7R8, —NR7R8, —R5—NR7R8, —NR7C(O)R8, —NR7S(O)2R8, —NR7C(O)NR7R8, —NR7C(O)2R8 and oxo;
• each R7 and each R8 are the same or different and are each independently selected from H, alkyl, haloalkyl, alkenyl, haloalkenyl, alkynyl, cycloalkyl and cycloalkenyl;
• and pharmaceutically acceptable salts thereof.