(untitled) - Gerbst,A.G.; Grachev,A.A.; Ustyuzhanina,N.E.; Khatuntseva,E.A.; Tsvetkov,D.E.; Usov,A.I.; Shashkov,A.S.; Preobrazhenskaya,M.E.; Ushakova,N.A.; Nifantiev,N.E. (Bioorg. Khim., 2004)