C111113331333132322331333133313331333133313121111331333121111331323311221   >>    C11111333133313232233133313331333133313331312111133133312111133132331122   <<    C111113331333132322331333133313331333133313121111331333121111331323311223   >>      C111113331333132322331333133313331333133313121111331333121111331323311222   >>