C12121212311232322331313232233132333132333132233132311331323131322131   >>    C1212121231123232233131323223313233313233313223313231133132313132213   <<    C12121212311232322331313232233132333132333132233132311331323131322133   >>      C12121212311232322331313232233132333132333132233132311331323131322132   >>