div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: A Novel Synthesis of 2-Methyl-3 : 4-Benzphenanthrene src=https:reader030vdocumentsusreader030viewer2022020119575067fa1a28ab0f07ae05a0html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divp© 1951 Nature Publishing Grouppdiv