Chen Hao, Olesen Solveig G, Harrison Paul H M
Department of Chemistry, McMaster University, 1280 Main Street West, Hamilton, Ontario, L8S 4M1, Canada.
Org Lett. 2006 Nov 9;8(23):5329-32. doi: 10.1021/ol0621304.
[Structure: see text] Biosynthetic incorporations of [13C,18O]-labeled precursors into streptolydigin reveal the origin of the oxygen atoms, limiting the possible pathways for acyltetramic acid ring assembly and for formation of the bicyclic ketal.