1. N. D. Zelinsky Institute of Organic Chemistry; Russian Academy of Sciences; Leninsky Prospekt 47 Moscow 119991 Russian Federation
2. D. I. Mendeleev University of Chemical Technology of Russia; 9 Miusskaya square Moscow 125047 Russian Federation
3. All-Russian Research Institute for Phytopathology; B. Vyazyomy Moscow Region 143050 Russian Federation
4. A. N. Nesmeyanov Institute of Organoelement Compounds; Russian Academy of Sciences; 28 Vavilova ul Moscow 119991 Russian Federation
5. Pirogov Russian National Research Medical University; Ostrovitianov str. 1 Moscow 117997 Russian Federation
6. Institute of Organic Chemistry; University of Würzburg; Am Hubland, D- 97074 Würzburg Germany
7. Department of Chemistry, Faculty of Natural Sciences; University of Puerto Rico; Rio Piedras Puerto Rico 00931 USA