NOVEL HETEROCYCLE DERIVATIVE

The present invention relates to a novel heterocycle derivative, a salt thereof, or an isomer thereof. More specifically, the present invention relates to a novel heterocycle derivative effective forthe therapy of hair loss such as androgenic alopecia and alopecia areata and having an excellent preventive effect of hair loss, a salt or isomer thereof, and a composition comprising same as an effective ingredient for prevention of hair loss. 本发明涉及新型杂环衍生物、其盐或其异构体。更具体地，本发明涉及对治疗脱发诸如雄激素性脱发和斑秃有效并对脱发具有优异预防效果的新型杂环衍生物、其盐或异构体，以及用于预防脱发的含有其作为有效成分的组合物。