C31232233133313221211113313331333133313331212111133133311331323112321   >>    C3123223313331322121111331333133313331333121211113313331133132311232   <<    C31232233133313221211113313331333133313331212111133133311331323112323   >>      C31232233133313221211113313331333133313331212111133133311331323112322   >>