Wöhler has detected benzoic acid in Canadian castor, along with salicin. [Please select]
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Spiroylic acid is also formed by the oxidation of spiroyligenic acid, and when saligenin, salicin, courmacin, or indigo, is heated with caustic potash. [Please select]
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But even that is better than doing nothing while I wait, and some one has to keep the doctors supplied with salicin and tannin, so, if I do, other folks needn't bother. [Please select]
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