C13332313311211113313331333133313331322333133313331333133313233121111121123311   >>    C1333231331121111331333133313331333132233313331333133313331323312111112112331   <<    C13332313311211113313331333133313331322333133313331333133313233121111121123313   >>      C13332313311211113313331333133313331322333133313331333133313233121111121123312   >>