著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Philip Magnus and Witold Danikiewicz and Tadashi Katoh and John C. Huffman and Kirsten Folting,Synthesis of helical poly-.beta.-pyrroles. Multiple atropisomerism resulting in helical enantiomorphic conformations,Journal of the American Chemical Society,0002-7863,American Chemical Society (ACS),1990-03,112,6,2465-2468,https://cir.nii.ac.jp/crid/1361699994095719552,https://doi.org/10.1021/ja00162a083