C13223313311212111133133313331333133313231323133211113313331312233233312111   >>    C1322331331121211113313331333133313331323132313321111331333131223323331211   <<    C13223313311212111133133313331333133313231323133211113313331312233233312113   >>      C13223313311212111133133313331333133313231323133211113313331312233233312112   >>