D3313111211331323133313331323331323133313233313232233133313331333112311   >>    D331311121133132313331333132333132313331323331323223313331333133311231   <<    D3313111211331323133313331323331323133313233313232233133313331333112313   >>      D3313111211331323133313331323331323133313233313232233133313331333112312   >>