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Dolecka, E.; Raczynska, E.D.; Drapala, T., Retention indices and basicity of N1N1-dimethyl-N2-phenylformamidines ortho-substituent effect, J. Chem. Soc. Perkin Trans. 2:, 1988, 3, 257-260, https://doi.org/10.1039/p29880000257 . [all data]