FAB-144 is an indazole-based engineered cannabinoid that is dared to be an intense agonist of the CB1 receptor and has been sold online as a fashioner drug. It is the indazole simple of XLR-11. FAB-144 is a simple of XLR-11, which acts like a powerful agonist for the cannbinoid receptors. The CB1 and CB2 receptors offer a Ki of 24.2nM alongside an EC50 of 359nM at CB1. It is an indole derivate, which is identified with other compound including A-834,735 and A-796,260.