```\\nfunction launch() external onlyOwner {\\n    require(!launched, "VoxNET: already launched");\\n\\n    require(pair != address(0), "VoxNET: DEx pair address must be set");\\n    require(\\n        ecosystemFeeReceiver != address(0) &&\\n            marketingFeeReceiver1 != address(0) &&\\n            marketingFeeReceiver2 != address(0) &&\\n            treasuryFeeReceiver != address(0),\\n        "VoxNET: fee recipient addresses must be set"\\n    );\\n\\n    launched = true;\\n    tokenPriceTimestamp = block.timestamp;\\n}\\n```\\n