C312322331333132212111133133313331333133312121111331121133131121211211331   >>    C31232233133313221211113313331333133313331212111133112113313112121121133   <<    C312322331333132212111133133313331333133312121111331121133131121211211333   >>      C312322331333132212111133133313331333133312121111331121133131121211211332   >>