Not found: File import callback not supported

Support
1

ParserError: Source "@openzeppelin/contracts@5.0.0/token/ERC20/ERC20.sol" not found: File import callback not supported
--> myc:4:1:
|
4 | import "@openzeppelin/contracts@5.0.0/token/ERC20/ERC20.sol"
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

ParserError: Source "@openzeppelin/contracts@5.0.0/token/ERC20/extensions/ERC20Burnable.sol" not found: File import callback not supported
--> myc:5:1:
|
5 | import "@openzeppelin/contracts@5.0.0/token/ERC20/extensions/ERC20Burnable.sol"
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

ParserError: Source "@openzeppelin/contracts@5.0.0/access/Ownable.sol" not found: File import callback not supported
--> myc:6:1:
|
6 | import "@openzeppelin/contracts@5.0.0/access/Ownable.sol"
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

ParserError: Source "@openzeppelin/contracts@5.0.0/token/ERC20/extensions/ERC20Permit.sol" not found: File import callback not supported
--> myc:7:1:
|
7 | import "@openzeppelin/contracts@5.0.0/token/ERC20/extensions/ERC20Permit.sol"
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

My smartcon

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;

import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
import "@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/token/ERC20/extensions/ERC20Permit.sol";

contract Fulvium is ERC20, ERC20Burnable, Ownable, ERC20Permit {
    constructor(address initialOwner)
        ERC20("Fulvium", "FLV")
        Ownable(initialOwner)
        ERC20Permit("Fulvium")
    {
        _mint(msg.sender, 100000000 * 10 ** decimals());
    }

    function mint(address to, uint256 amount) public onlyOwner {
        _mint(to, amount);
    }
}
2

From plugin CONTRACT VERIFICATION - ETHERSCAN

Verification request submitted successfully. Use this receipt GUID zdcucbjwuelffytuyb124n1ui34iubrbyfftyhttrpnn1werdt to track the status of your submission

How to see? Where can i track?

3

See this topic on how to verify a contract: