function burn(address _from, uint256 _amount)
    external
    override
    onlyRole(BURNER_ROLE)
{
    _burn(_from, _amount);
    emit Burn(_from, _amount);
}
function burn(uint256 _amount)
    external
    override
{
    _burn(msg.sender, _amount);
    emit Burn(msg.sender, _amount);
}
Mintable(l2Lpt).transferFrom(from, _amount);
Mintable(l2Lpt).burn(_amount);
