C1111121111331311211331333133313331333133313221211113313331333132212111111131   >>    C111112111133131121133133313331333133313331322121111331333133313221211111113   <<    C1111121111331311211331333133313331333133313221211113313331333132212111111133   >>      C1111121111331311211331333133313331333133313221211113313331333132212111111132   >>