| abstract |
The present invention relates to a novel 5-membered heterocyclic derivative represented by the compound of Formula 1, a tautomer or a pharmaceutically acceptable salt thereof, a precursor thereof and a pharmaceutical use thereof. The novel 5-membered heterocyclic derivative, tautomer, pharmaceutically acceptable salt, or precursor thereof according to the present invention exhibits anticancer activity and can be usefully used as an anticancer agent. [Selection figure] None |