C1313231312311331322331313331323113313233313232222331323131323223331   >>    C131323131231133132233131333132311331323331323222233132313132322333   <<    C1313231312311331322331313331323113313233313232222331323131323223333   >>      C1313231312311331322331313331323113313233313232222331323131323223332   >>