C111113331333132322331333133313331333133311131211113313233111211   >>    C11111333133313232233133313331333133313331113121111331323311121   <<    C111113331333132322331333133313331333133311131211113313233111213   >>      C111113331333132322331333133313331333133311131211113313233111212   >>