C13332313311211113313331333133313331322333133313331333132112312331   >>    C1333231331121111331333133313331333132233313331333133313211231233   <<    C13332313311211113313331333133313331322333133313331333132112312333   >>      C13332313311211113313331333133313331322333133313331333132112312332   >>