D33132233232132333132313111123313231323223233231323223313232212321   >>    D3313223323213233313231311112331323132322323323132322331323221232   <<    D33132233232132333132313111123313231323223233231323223313232212323   >>      D33132233232132333132313111123313231323223233231323223313232212322   >>