C132233133112121111331333133313231333133313231323221211111333132313223232131121   >>    C13223313311212111133133313331323133313331323132322121111133313231322323213112   <<    C132233133112121111331333133313231333133313231323221211111333132313223232131123   >>      C132233133112121111331333133313231333133313231323221211111333132313223232131122   >>