C13223313311212111133133313331333132313331133132322331323221211321   >>    C1322331331121211113313331333133313231333113313232233132322121132   <<    C13223313311212111133133313331333132313331133132322331323221211323   >>      C13223313311212111133133313331333132313331133132322331323221211322   >>