/// <summary>Returns a string that represents the current object.</summary>
/// <returns>A string that represents the current object.</returns>
/// <filterpriority>2</filterpriority>
public override string ToString()
{
return($"O: {Open.SmartRounding()} " +
$"H: {High.SmartRounding()} " +
$"L: {Low.SmartRounding()} " +
$"C: {Close.SmartRounding()}");
}