C13223313311212111133133313331333133313231323133211113313223313113313222321   >>    C1322331331121211113313331333133313331323132313321111331322331311331322232   <<    C13223313311212111133133313331333133313231323133211113313223313113313222323   >>      C13223313311212111133133313331333133313231323133211113313223313113313222322   >>