Reaction of 2,5-diisopropyl- and 2,5-di-sec-butylpyrazine 1-oxide. Derivatives with phosphoryl chloride and acetic anhydride
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Yumiko Nakamura | M. Ohta | A. Ohta | M. Inoue | K. Asami | Tokuhiro Watanabe | R. Abe | H. Tamamura | H. Kitani | H. Kamei