C13223313311212111133133313331323133313331323121211111323222311   >>    C1322331331121211113313331333132313331333132312121111132322231   <<    C13223313311212111133133313331323133313331323121211111323222313   >>      C13223313311212111133133313331323133313331323121211111323222312   >>