C13332313311211113313331333133313331322333133313331333132311213222221   >>    C1333231331121111331333133313331333132233313331333133313231121322222   <<    C13332313311211113313331333133313331322333133313331333132311213222223   >>      C13332313311211113313331333133313331322333133313331333132311213222222   >>