C2111111331313232233132333132311331323331323112211232313331323131323132233131   >>    C211111133131323223313233313231133132333132311221123231333132313132313223313   <<    C2111111331313232233132333132311331323331323112211232313331323131323132233133   >>      C2111111331313232233132333132311331323331323112211232313331323131323132233132   >>