C1313231312311331322331313331323113313233313231111331323131323223311   >>    C131323131231133132233131333132311331323331323111133132313132322331   <<    C1313231312311331322331313331323113313233313231111331323131323223313   >>      C1313231312311331322331313331323113313233313231111331323131323223312   >>