Fig. 5From: Characterization and identification of Chinese historical rubbings preserved in Wuyuan Museum by Pyrolysis–Gas Chromatography/Mass SpectrometryThe chemical structures of retene (T1), methyl dehydroabietate (T2), cis-p-mentha-1(7),8-dien-2-ol (E1), menthol (E2) and curcumene (E3) detected in the historical rubbing sampleBack to article page