C1231221313231323131133131333131232313331323131123313232233132323222311   >>    C123122131323132313113313133313123231333132313112331323223313232322231   <<    C1231221313231323131133131333131232313331323131123313232233132323222313   >>      C1231221313231323131133131333131232313331323131123313232233132323222312   >>