C13332313311211113313331333133313331322333133313331312313231321   >>    C1333231331121111331333133313331333132233313331333131231323132   <<    C13332313311211113313331333133313331322333133313331312313231323   >>      C13332313311211113313331333133313331322333133313331312313231322   >>