Quinolinone acid derivatives as well as preparation method and application thereof

The invention relates to quinolinone acid derivatives, or a heterogeneous mixture of a tautomer, a stereisomer, a raceme and an enantiomer, a geometrical isomer, a solvate, pharmaceutically acceptablesalt or prodrug as well as a medicinal composition containing the compounds. The invention also discloses application of the compounds and the medicinal composition serving as medicines, particularlyserving as antituberculous and antiparasitic medicines. 本发明涉及种喹啉酮酸类衍生物,或其互变异构体、立体异构体、外消旋体、对映异构体的非等量混合物、几何异构体、溶剂化物、药学上可接受的盐或前药,以及包含该化合物的药物组合物。本发明还公开了这类化合物及其药物组合物作为药物,尤其是作为抗结核、抗寄生虫的药物的用途。