Freshwater fish Oligopeptide Complex, Crotonic Acid, Dimethyl 2-oxopropylphosphonate, Diethyl 2-oxopropylphosphonate, P-acetylphenylalanine Hydrochloride ( PAF), N-benzoylcytidine, 4-amino-2-(trifluoromethyl) Benzonitrile, 1, 2-epoxycyclopentane, 3, 4-epoxytetrahydrofuran, fish Scale Collagen Peptide N/a , Acrolein Diethyl Acetal, 3-(2-furyl)acrolein, 2-furylacrlic Acid, 4, 4, 4-trichlorotrityl Alcohol, Acrolein Dimethyl Acetal, Sodium Triacetoxyborohydride ( STAB), Pyridinium Chlorochromate ( PCC), Chromium Carbonyl.