57.5
[1]. R K Munns, et al. 1-(4-Hydroxyphenyl)-, 1-(,4-dihydroxyphenyl)- and 1-(,5-dihydroxyphenyl)--bromoethanones: new labels for determination of carboxylic acids by high-performance liquid chromatography with electrochemical and ultraviolet detection. J Chromatogr. 19 Jun 17:44:09-1.

H0-H14-H17
P60-P61-P64-P70-P7-P0-P01+P0+P1-P0+P5-P04+P40-P0-P6+P64-P6-P405-P501
61
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