20.2
[]. Merrell A Johnson, et al. Equivalent Isopropanol Concentrations of Aromatic Amino Acids Interactions with Lipid Vesicles. J Membr Biol. 205 Aug;248(4):695-70.
[2]. Suk-Joon Hyung, et al. Detection of conformation types of cyclosporin retaining intramolecular hydrogen bonds by mass spectrometry. Anal Bioanal Chem. 204 Sep;406(24):5785-94.
[]. Valerie L Colley, et al. Differentiation of South American crack and domestic (US) crack cocaine via headspace-gas chromatography/mass spectrometry. Drug Test Anal. 205 Mar;7():24-6.
H02-H5-H9-H5
P26-P280-P02+P52