C132233133112121111331333133313231333133313231211113313232331311   >>    C13223313311212111133133313331323133313331323121111331323233131   <<    C132233133112121111331333133313231333133313231211113313232331313   >>      C132233133112121111331333133313231333133313231211113313232331312   >>