1. Steward St. Elizabeth’s Medical Center/Department of Anesthesiology, Critical Care and Pain Medicine, Tufts University School of Medicine, Boston, MA, USA. E-mail: mikhail.maslov@steward.org
2. Siberian State Medical University, Tomsk, Russia
3. E.D. Goldberg Institute of Pharmacology and Regenerative Medicine, Russian Academy of Sciences, Tomsk, Russia
4. N.D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, Moscow, Russia