D12121212213231323132323323132322331323331323121111331323331322221   >>    D1212121221323132313232332313232233132333132312111133132333132222   <<    D12121212213231323132323323132322331323331323121111331323331322223   >>      D12121212213231323132323323132322331323331323121111331323331322222   >>