1. Department of Chemistry, Universidad Autonoma de Madrid, Madrid 28049, Spain
2. Theoretical Chemistry Group, Zernike Institute for Advanced Materials, University of Groningen, Groningen 9747 AG, The Netherlands
3. Center for Psychedelic Research, Division of Psychiatry, Department of Brain Science, Imperial College of London, London SW7 2BX, U.K.
4. Unit of Psychiatry, Department of Molecular Medicine, University of Siena, Siena 53100, Italy
5. IADCHEM, Institute for Advanced Research in Chemistry, Universidad Autonoma de Madrid, Madrid 28049, Spain