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Dr. T. Stephen Tetrahedron Letters : The International Journal For the Rapid Publication of Preliminary Communications in Organic Chemistry New York : pergamon press, July, 1977 P. 2461-2828
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Dr. T. Stephen, . 1977. Tetrahedron Letters. New York: pergamon press.
Dr. T. Stephen, . Tetrahedron Letters. New York: pergamon press. 1977.