hplc spin quantum number nuclear magnetic moments spin phc 202 phc 801 phc 601 for master degree bioisosterism drug design antimetabolites metabolites gc electrophoresis capillary gas chromatography chromatography cationic and anionic exchange adsorption chromatography h-nmr and spin-spin coupling oxido-reucction chemstry oxidizing and reducing agent e2 e1 sn2 sn1 polarizer polarimeter plane-polarized chiral achira plane of symmetry mirror image superimposable handedness enantiomers quantized spin magnetic dipole absorption of radio wave frequency of angular precess externally applied magnetic nuclear spin states
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