155603; Journal; Barton,D.H.R. et al.; JCPRB4; J.Chem.Soc.Perkin Trans.1; EN; 1973; 1574-1579;

156361; Journal; Okogun,J.I.; Ekong,D.E.U.; JCPRB4; J.Chem.Soc.Perkin Trans.1; EN; 1974; 2195-2198;

501285; Journal; Scholtz; CHBEAM; Chem.Ber.; 28; 1895; 1192;

501327; Journal; Ladenburg; Scholtz; CHBEAM; Chem.Ber.; 27; 1894; 2958;

503098; Journal; Babo; Keller; JPCEAO; J.Prakt.Chem.; <1> 72; 1857; 55; JCVWAE; Jahresber.Fortschr.Chem.Verw.Theile Anderer Wiss.; 1857; 413;

503101; Journal; Fittig; Mielck; JLACBF; Justus Liebigs Ann. Chem.; 152; 1869; 52, 54; JLACBF; Justus Liebigs Ann. Chem.; 172; 1874; 140, 152;

503108; Journal; Ott; Eichler; CHBEAM; Chem.Ber.; 55; 1922; 2653;

503230; Journal; Fittig; Mielck; JLACBF; Justus Liebigs Ann. Chem.; 172; 1874; 154; JLACBF; Justus Liebigs Ann. Chem.; 152; 1869; 53;

507311; Journal; Higginbotham; Lapworth; JCSOA9; J.Chem.Soc.; 121; 1922; 2829;

507531; Journal; Lohaus; JPCEAO; J.Prakt.Chem.; <2> 119; 1928; 258;

508740; Journal; Lohaus; Gall; JLACBF; Justus Liebigs Ann. Chem.; 517; 1934; 289;

508741; Journal; Lohaus; JLACBF; Justus Liebigs Ann. Chem.; 535; 1936; 312, 314;

529233; Journal; Lohaus; JLACBF; Justus Liebigs Ann. Chem.; 525; 1936; 312, 314;

529253; Journal; Lohaus; Gall; JLACBF; Justus Liebigs Ann. Chem.; 517; 1953; 278, 288;

960841; Journal; v. Babo; Keller; JPCEAO; J.Prakt.Chem.; <1> 72; 1857; 55; JCVWAE; Jahresber.Fortschr.Chem.Verw.Theile Anderer Wiss.; 1857; 413;

2972102; Journal; Patel et al.; JOCEAH; J.Org.Chem.; 43; 1978; 5018;

3140982; Journal; Grewe et al.; CHBEAM; Chem.Ber.; 103; 1970; 3752,3766;

3171502; Journal; Dallacker et al.; CHBEAM; Chem.Ber.; 104; 1971; 2517,2520;

3174138; Journal; Okogun; Ekong; JCPRB4; J.Chem.Soc.Perkin Trans.1; 1974; 2195,2197;

3214879; Journal; Feugeas; BSCFAS; Bull.Soc.Chim.Fr.; 1964; 1892;

3220501; Journal; Normant; Feugeas; COREAF; C.R.Hebd.Seances Acad.Sci.; 258; 1964; 2846;

3339847; Journal; Vig et al.; IJOCAP; Indian J.Chem.; 13; 1975; 225;

3340456; Journal; Singh et al.; PYTCAS; Phytochemistry; 15; 1976; 2018;

3616539; Journal; Dallacker; Schubert; CHBEAM; Chem.Ber.; 108; 1975; 95,101,103;

5576619; Journal; Banerji, Avijit; Ghosal, Tapasree; Acharyya, Aditi K.; IJSBDB; Indian J.Chem.Sect.B; EN; 23; 6; 1984; 546-549;

5725528; Journal; Nakamura, Norio; Kiuchi, Fumiyuki; Tsuda, Yoshisuke; CPBTAL; Chem.Pharm.Bull.; EN; 36; 7; 1988; 2647-2651;

5862346; Journal; Costa, Sonia Soares; Mors, Walter B.; PYTCAS; Phytochemistry; EN; 20; 6; 1981; 1305-1308;

5894989; Journal; Crombie, Leslie; Crombie, W. Mary L.; JCPRB4; J.Chem.Soc.Perkin Trans.1; EN; 10; 1994; 1267-1274;

6090513; Journal; Abarbri, Mohamed; Parrain, Jean-Luc; Duchene, Alain; SYNCAV; Synth.Commun.; EN; 28; 2; 1998; 239-250;

6220146; Journal; Chandrasekhar, S.; Reddy, M. Venkat; Reddy, K. Srinivasa; Ramarao, C.; TELEAY; Tetrahedron Lett.; EN; 41; 15; 2000; 2667 - 2670;

6224648; Journal; Koul, Surrinder; Koul, Jawahir L.; Taneja, Subhash C.; Dhar, Kanaya L.; Jamwal, Deshvir S.; Singh, Kuldeep; Reen, Rashmeet K.; Singh, Jaswant; BMECEP; Bioorg.Med.Chem.; EN; 8; 1; 2000; 251 - 268;

6225880; Journal; Paula, Vanderlucia F. de; A Barbosa, Luiz C. de; Demuner, Antonio J.; Pilo-Veloso, Dorila; Picanco, Marcelo C.; PMSCFC; Post Manage.Sci.; EN; 56; 2; 2000; 168 - 174;