C132233133112121111331333133313331333132313231332121111331323132131   >>    C13223313311212111133133313331333133313231323133212111133132313213   <<    C132233133112121111331333133313331333132313231332121111331323132133   >>      C132233133112121111331333133313331333132313231332121111331323132132   >>