D121213233313111323132322132312323131323132322331323132333132313331323221123321   >>    D12121323331311132313232213231232313132313232233132313233313231333132322112332   <<    D121213233313111323132322132312323131323132322331323132333132313331323221123323   >>      D121213233313111323132322132312323131323132322331323132333132313331323221123322   >>