Number | Date | Country | Kind |
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3333994 | Sep 1983 | DEX |
Entry |
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R. C. Elderfield, "Heterocyclic Compounds", vol. 3, 1952, John Wiley & Sons, N.Y., pp. 208, 209. |
Chemical Abstracts, vol. 86, No. 25, Jun. 20, 1977, p. 611, col. 2, Abstract No. 189,902k, "Pyridoindole Derivatives", R. Tachikawa. |
Chemical Abstracts, vol. 84, No. 11, Mar. 15, 1976, p. 440, col. 1, Abstract No. 74,140b, "Bischler-Napieralski Reactions . . . ", S. Naruto. |