Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Comments on - Growth and characterization of organic nonlinear optical
  crystal: L-Valinium salicylate (LVS) [Optik 125 (2014) 2713-2715]   The slow evaporation of an aqueous solution containing L-valine and salicylic
acid results in the fractional crystallization of salicylic acid and not any so
called L-valinium salicylate as reported recently by Andal and Murugakoothan in
the title paper.

37
The categories of this paper are: supr-con
25
The categories of this paper are: patt-sol
21
The categories of this paper are: adap-org
16
The categories of this paper are: stat
20
The categories of this paper are: acc-phys
29
The categories of this paper are: funct-an
5
The categories of this paper are: gr-qc
32
The categories of this paper are: atom-ph
28
The categories of this paper are: alg-geom
15
The categories of this paper are: nucl-ex
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The categories of this paper are: cmp-lg
19
The categories of this paper are: eess
26
The categories of this paper are: bayes-an
1
The categories of this paper are: cs
22
The categories of this paper are: chao-dyn
33
The categories of this paper are: plasm-ph