D12121212213231323132323323132322331323132333133313132312311331   >>    D1212121221323132313232332313232233132313233313331313231231133   <<    D12121212213231323132323323132322331323132333133313132312311333   >>      D12121212213231323132323323132322331323132333133313132312311332   >>