C111113331333132322331333133313331333133313121111331333121111331323112131   >>    C11111333133313232233133313331333133313331312111133133312111133132311213   <<    C111113331333132322331333133313331333133313121111331333121111331323112133   >>      C111113331333132322331333133313331333133313121111331333121111331323112132   >>