C132233133112121111331333133313231333133313231211111333132322113121121   >>    C13223313311212111133133313331323133313331323121111133313232211312112   <<    C132233133112121111331333133313231333133313231211111333132322113121123   >>      C132233133112121111331333133313231333133313231211111333132322113121122   >>