interface synStakingInterface {
  // Stakes SYN
  function stake(uint256 amount) external;
  // Unstakes SYN
  function unstake(uint256 amount) external;
  // Claims any ETH owed to msg.sender for staking SYN
  function claimReward() external;
  // Emergency removes staked SYN
  function emergencyRemove(uint256 amount) external;
}
function claimReward() external;

// Claims any ETH owed to msg.sender for staking SYN