C111113331333132322331333133313331333133313121111331333121213221   >>    C11111333133313232233133313331333133313331312111133133312121322   <<    C111113331333132322331333133313331333133313121111331333121213223   >>      C111113331333132322331333133313331333133313121111331333121213222   >>