C111123313331323113313331333133313331122112312111133131133132313331312311221
>>
C11112331333132311331333133313331333112211231211113313113313231333131231122
<<
C111123313331323113313331333133313331122112312111133131133132313331312311223
>>
C111123313331323113313331333133313331122112312111133131133132313331312311222
>>