C111123313121111121111331333133313331333133313331333132313331333131131123221   >>    C11112331312111112111133133313331333133313331333133313231333133313113112322   <<    C111123313121111121111331333133313331333133313331333132313331333131131123223   >>      C111123313121111121111331333133313331333133313331333132313331333131131123222   >>