1. Department of Chemistry and Molecular Design Institute, New York University, 100 Washington Square East, New York, New York 10003 USA
2. Department of Biology, Duke University, 130 Science Drive, Durham, North Carolina 27708 USA
3. Department of Animal Physiology and Neurobiology, Nicolaus Copernicus University, Lwowska 1 Street, Toruń 87-100, Poland