Compounds of formula (I) and their use in therapy, particularly for the treatment of a disorder mediated by CB
1
receptors such as obesity: Formula (I) wherein: R
1
and R
2
are independently selected from aryl; and R
3
is hydrogen or alkyl; or a pharmaceutically acceptable salt or prodrug thereof, wherein at least one of R
1
and R
2
has a non-hydrogen substituent in the ortho-position(s) thereof relative to the point of attachment to the [—CH-0-] group.
公式(I)的化合物及其在治疗中的应用,特别是用于治疗由CB1受体介导的疾病,如肥胖症:公式(I)其中:R1和R2独立选择自芳基;R3为
氢或烷基;或其药学上可接受的盐或前药,其中至少有一个R1和R2在其与[—CH-0-]基团连接点相对于邻位(ortho)位置上具有非
氢取代基。