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... YLPHENI ... (4 elements)

... LPHENI ... (5 elements)

ALPHENIC · DEXMETHYLPHENIDATE · METHYLPHENIDAT · METHYLPHENIDATE

... YLPHEN ... (51 elements)

ASPARTYLPHENYLALANINE · DIMETHYLPHENYLENDIAMIN · DIMETHYLPHENYLENE · DIMETHYLPHENYLPIPERAZINIUM · FORMYLMETHIONYLLEUCYLPHENYLALA · ISOBUTYLPHENYL · ISOPROPYLPHENYLADENOSINE · TETRAMETHYLPHENYLENDIAMIN · TETRAMETHYLPHENYLENEDIAMINE · TOSYLPHENYLALANYL

... HYLPHENI ... (4 elements)

DEXMETHYLPHENIDATE · METHYLPHENIDAT · METHYLPHENIDATE

... YLPHENID ... (4 elements)

DEXMETHYLPHENIDATE · METHYLPHENIDAT · METHYLPHENIDATE