C13223313311212111133133313331333132313331323323132321123232321   >>    C1322331331121211113313331333133313231333132332313232112323232   <<    C13223313311212111133133313331333132313331323323132321123232323   >>      C13223313311212111133133313331333132313331323323132321123232322   >>