New Toll-like receptor 9 antagonists

The present invention relates to a compound or a pharmaceutically acceptable salt thereof or a solvate thereof or a pharmaceutical composition comprising said compound, a process for obtaining or screening for a toll-like receptor 9 (TLR9) antagonist and a toll-like receptor 9 (TLR9) antagonist or a pharmaceutically acceptable salt thereof or a solvate thereof, preferably being obtainable thereby.