POLYCYCLIC ARYLIMIDAZOLE DERIVATIVE

摘要

Disclosed is a compound represented by the formula (IA):or a pharmacologically acceptable salt thereof: (I) wherein Arrepresents a phenyl group or a pyridinyl group that may be substituted with a halogen atom or Calkoxy group, Rand Rrepresent a hydrogen atom and a halogen atom, and Het represents a 5-membered aromatic heterocyclic group comprising an optionally fused imidazole or triazole. The compound or the salt is effective as a therapeutic or prophylactic agent for a disease associated with A&bgr;.