6. Synthesis and reactions of some novel imidazobenzoxazines and related systems Geoff W. Danswan,Peter W. Hairsine,David A. Rowlands,John B. Taylor,Robert Westwood J. Chem. Soc. Perkin Trans. 1 1982 1049
7. Synthesis and reactions of some novel imidazobenzoxazines and related systems Geoff W. Danswan,Peter W. Hairsine,David A. Rowlands,John B. Taylor,Robert Westwood J. Chem. Soc. Perkin Trans. 1 1982 1049