C13223313311212111133133313331333133313232233133313121111133313231323211   >>    C1322331331121211113313331333133313331323223313331312111113331323132321   <<    C13223313311212111133133313331333133313232233133313121111133313231323213   >>      C13223313311212111133133313331333133313232233133313121111133313231323212   >>