C13223313311212111133133313331323133313233313121111331121131223321   >>    C1322331331121211113313331333132313331323331312111133112113122332   <<    C13223313311212111133133313331323133313233313121111331121131223323   >>      C13223313311212111133133313331323133313233313121111331121131223322   >>