C132233133112121111331333133313231333133313231212111111211311311   >>    C13223313311212111133133313331323133313331323121211111121131131   <<    C132233133112121111331333133313231333133313231212111111211311313   >>      C132233133112121111331333133313231333133313231212111111211311312   >>