C312322331333132212111133133313331323133313331333133313331333133313123132331   >>    C31232233133313221211113313331333132313331333133313331333133313331312313233   <<    C312322331333132212111133133313331323133313331333133313331333133313123132333   >>      C312322331333132212111133133313331323133313331333133313331333133313123132332   >>