C111123313121111121111331333133313331323232133313331333221323221311   >>    C11112331312111112111133133313331333132323213331333133322132322131   <<    C111123313121111121111331333133313331323232133313331333221323221313   >>      C111123313121111121111331333133313331323232133313331333221323221312   >>