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RUSSIAN JOURNAL OF ORGANIC CHEMISTRY
Volume 46, Number 12, 1892-1895
Diels-alder reaction as a synthetic approach to bicyclo[3.3.1]nonane colchicine analogs
E. V. Nurieva, I. S. Semenova, V. N. Nuriev, D. V. Shishov, I. I. Baskin, O. N. Zefirova and N. S. Zefirov

DOI:

http://dx.doi.org/10.1134/S1070428010120213

спасибо

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