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A bitter glucoside, C₂₂ H₃₆ O₁₁, obtained from the needles and bark of the Scots pine, Pinus sylvestris, and the leaves of the American arbor vitae, Thuja occidentalis.
Mid 19th century. From German Pinipicrin from classical Latin pīnus + German -i- + ancient Greek πικρός bitter + German -in.