The invention provides compounds of general formulae – or pharmaceutically acceptable salts thereof:The invention also provides methods of preparing the compounds, pharmaceutical compositions comprising the compounds and use of the compounds for the preparation of medicaments intended to modulate the activity of one or more members of the G-protein coupled receptor class. An application in a first environment is automatically deployed to a second environment in response to receiving a request over a network from the party for whom the second environment is being hosted. In order to avoid erroneous positioning when transverse forces are acting, it is proposed in at least one embodiment, to connect the holding elements to each other by cross beams running along the end face of the absorber elements.