Ruta graveolens the isolation of the furanocoumarin chalepensin. The essential oil of "R. graveolens" contains two main constituents, undecan-2-one (46.8%) and nonan-2-one (18.8%). The bitter taste of its leaves led to rue being associated with the (etymologically unrelated) verb "rue" "to regret". Rue is well known for its symbolic meaning of regret and it has sometimes been called "herb-of-grace" in literary works. It is one of the flowers distributed by the mad Ophelia in William Shakespeare's "Hamlet" (IV.5): It was planted by the gardener in "Richard II" to mark the spot where the Queen wept upon hearing news of Richard's capture (III.4.104–105):
Hamlet (video game) you defeat bosses and overcome mental obstacles. The game begins by setting up a version of Hamlet rather different from the original, in which Hamlet (a swashbuckling hero) returns to find Claudius and Polonius locking up Ophelia in attempts to marry Ophelia to Claudius. Just as Hamlet is about to run in to save her, a man from the future falls out of the sky in his time machine and lands on his head, incapacitating him. The man then goes to save Ophelia. He first enters Polonius' house. Polonius turns out to be a shriveled, alien-like creature obsessed with chemistry