C12121212311232322331313232233132313331323221333131232313231323131211   >>    C1212121231123232233131323223313231333132322133313123231323132313121   <<    C12121212311232322331313232233132313331323221333131232313231323131213   >>      C12121212311232322331313232233132313331323221333131232313231323131212   >>