CYCLOALKENONE DERIVATIVE

摘要

(−)−3−[3−[(1R,2 R,4S)−bicyclo[2.2.1]hept&minu s;2−yloxy]−4−methoxyanilino]−2&minus ;methyl−2−cyclopenten−1−one or a hydrate or solvate thereof;or a medicinal composition containing any of these.