C13223313311212111133133313331323133313331323121111331312111113231221   >>    C1322331331121211113313331333132313331333132312111133131211111323122   <<    C13223313311212111133133313331323133313331323121111331312111113231223   >>      C13223313311212111133133313331323133313331323121111331312111113231222   >>