C312322331333132212111133133313331333133312121111331323311331121321   >>    C31232233133313221211113313331333133313331212111133132331133112132   <<    C312322331333132212111133133313331333133312121111331323311331121323   >>      C312322331333132212111133133313331333133312121111331323311331121322   >>