The present invention relates to novel beta-keto-acyl acyl transfer protein synthase III (β Ketoacyl-acyl carrier protein synthase III, KAS III) compounds having the inhibitory activity 4 - [(5-Trifluoromethyl-pyridin-2-yl) -hydrazonomethyl ] it relates to the use of -benzene-1,3-diol and the compound.Beta-keto-acyl acyl transfer protein enzyme, antibiotic, Fatty Acid Synthesis본 발명은 신규한 베타-케토아실 아실기 전달 단백질 생성효소 III (β-Ketoacyl acyl carrier protein synthase III, KAS III) 저해 활성을 가지는 화합물 4-[(5-Trifluoromethyl-pyridin-2-yl)-hydrazonomethyl] -benzene-1,3-diol 및 그 화합물의 용도에 관한 것이다.