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Six compounds were isolated from alcoholic extracts of Meconopsis quintuplinervia Regel.. On the basis of spectroscopic methods, their structures were identified as 8,9 -dihydroxy-1,5,6,10b-tetrahydro-2H-pyrrolo [ 2,1-a ] isoquinolin-3-one (1), o-methylflavinantine (2), amurine (3), tricin (4), luteolin (5) and β-sitosterol (6). Among them, compounds 1 and 4 were isolated from the plant for the first time.