C1111233131211111211113313331333133313331322322331323132313231111331   >>    C111123313121111121111331333133313331333132232233132313231323111133   <<    C1111233131211111211113313331333133313331322322331323132313231111333   >>      C1111233131211111211113313331333133313331322322331323132313231111332   >>