C312322331333132212111133133313331333131133113313331333132112323223111   >>    C31232233133313221211113313331333133313113311331333133313211232322311   <<    C312322331333132212111133133313331333131133113313331333132112323223113   >>      C312322331333132212111133133313331333131133113313331333132112323223112   >>