Need help to verify contract

Hello, I just deployed my contract for a token on mainnet but when I try to verify it doesn’t work, here is my code :

// contracts/empire.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "@openzeppelin/contracts/token/ERC20/ERC20.sol";

contract EMPIRE is ERC20 {
    constructor(uint256 initialSupply) ERC20 ("EMPIRE", "MPR"){

and the contract adress : 0xFfc15B9119e806720b9b0BE5437271851c4f3393

I compiled with remix ide and when i try to verify there is this error :

ParserError: Source "@openzeppelin/contracts/token/ERC20/ERC20.sol" not found: File import callback not supported
 --> myc:5:1:
5 | import "@openzeppelin/contracts/token/ERC20/ERC20.sol"
  | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

I read a dozen of topics but still not understand how to verify this

HAve you tried to search in the forum?

This guide should help.

Thank you i find how to do it

Hey guys im having a similar problem. I am absolutely brand new at coding. Im just doing it to learn not looking to make money. If anyone can help that would be amazing. I copied the link to my question in this reply. Thanks guys appreciate it!!

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