D12121212213231323132323323132322331323132333133313133112112331   >>    D1212121221323132313232332313232233132313233313331313311211233   <<    D12121212213231323132323323132322331323132333133313133112112333   >>      D12121212213231323132323323132322331323132333133313133112112332   >>