C13223313311212111133133313331333133313231323133211113313331311223131123321   >>    C1322331331121211113313331333133313331323132313321111331333131122313112332   <<    C13223313311212111133133313331333133313231323133211113313331311223131123323   >>      C13223313311212111133133313331333133313231323133211113313331311223131123322   >>