B3311331313231311331322331333132333132332113313331333133313121111331131
>>
B331133131323131133132233133313233313233211331333133313331312111133113
<<
B3311331313231311331322331333132333132332113313331333133313121111331133
>>
B3311331313231311331322331333132333132332113313331333133313121111331132
>>