// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import "@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol"; interface IToken is IERC20, IERC20Metadata { function balanceBeforeLiquidation(address account) external view returns (uint256); }