C13223313311212111133133313331323133313331323132322121111113313331322121211   >>    C1322331331121211113313331333132313331333132313232212111111331333132212121   <<    C13223313311212111133133313331323133313331323132322121111113313331322121213   >>      C13223313311212111133133313331323133313331323132322121111113313331322121212   >>