D33132233232132333132313111123313231323223233231323223313231231   >>    D3313223323213233313231311112331323132322323323132322331323123   <<    D33132233232132333132313111123313231323223233231323223313231233   >>      D33132233232132333132313111123313231323223233231323223313231232   >>