C13332313311211113313331333133313331323132233133313331122213233231   >>    C1333231331121111331333133313331333132313223313331333112221323323   <<    C13332313311211113313331333133313331323132233133313331122213233233   >>      C13332313311211113313331333133313331323132233133313331122213233232   >>