C12121212311232322331313232233132333132333132233132311331323132322133311   >>    C1212121231123232233131323223313233313233313223313231133132313232213331   <<    C12121212311232322331313232233132333132333132233132311331323132322133313   >>      C12121212311232322331313232233132333132333132233132311331323132322133312   >>