D12121212213231323132323323132322331323331323121111331323331323132333111   >>    D1212121221323132313232332313232233132333132312111133132333132313233311   <<    D12121212213231323132323323132322331323331323121111331323331323132333113   >>      D12121212213231323132323323132322331323331323121111331323331323132333112   >>