Hayward, Roger J.Leznoff, Clifford C.2010-12-202010-12-201971Can. J. Chem., 1971, 49, 3596-3601http://hdl.handle.net/10315/6391enPhotocyclization of Aryl Polyenes - IV. The Syntheses of Isatogens and Isatogen-like CompoundsArticlehttp://article.pubs.nrc-cnrc.gc.ca/ppv/RPViewDoc?issn=1480-3291&volume=49&issue=22&startPage=3596