D3313111211331323133313331323331323133313233313232233112331333132322132311   >>    D331311121133132313331333132333132313331323331323223311233133313232213231   <<    D3313111211331323133313331323331323133313233313232233112331333132322132313   >>      D3313111211331323133313331323331323133313233313232233112331333132322132312   >>