A fungal metabolite; reduces nAChR peak and slowly-desensitizing amplitudes induced by acetylcholine in silkworm larval neurons (IC50s = 20.2 and 39.6 nM, respectively); dietary administration induces paralysis in silkworm fourth instar larvae at 10 μg/g of diet; reduces T. colubriformis fecal egg count in gerbils at 10 and 20 mg/kg ,