C13223313311212111133133313331323133313112113113313331323132211   >>    C1322331331121211113313331333132313331311211311331333132313221   <<    C13223313311212111133133313331323133313112113113313331323132213   >>      C13223313311212111133133313331323133313112113113313331323132212   >>