C13223313311212111133133313331333132313331323312111133133313331323222331231   >>    C1322331331121211113313331333133313231333132331211113313331333132322233123   <<    C13223313311212111133133313331333132313331323312111133133313331323222331233   >>      C13223313311212111133133313331333132313331323312111133133313331323222331232   >>