Affiliation: | 1. Department of Chemistry, M. V. Lomonosov Moscow State University, Leninskie Gory 1‐3, Moscow, 119991 (Russia), Fax: (+7)?4959391814;2. Laboratory of Chemical Synthesis, Federal Research Center of Pediatric Hematology, Oncology and Immunology named after Dmitrii Rogachev, Samory Mashela 1, Moscow 117997 (Russia) |