C312322331333132212111133133313331333131133113313331333132112323223313111   >>    C31232233133313221211113313331333133313113311331333133313211232322331311   <<    C312322331333132212111133133313331333131133113313331333132112323223313113   >>      C312322331333132212111133133313331333131133113313331333132112323223313112   >>