Synthesis of dispiro hetero analogs of pyrrolizidine alkaloids

RUSSIAN JOURNAL OF ORGANIC CHEMISTRY

MAIK NAUKA/INTERPERIODICA/SPRINGER

1. Presidium of the Russian Academy of Sciences [18, 21]
2. Russian Foundation for Basic Research [12-03-00146, 12-03-00696]
3. Council for Grants at the Russian Federation [MK-2998.2011.3]