"0"^^ . . . . "a sweetish crystalline amino acid involved in the synthesis by the body of cysteine"@en-us . "0"^^ . "15022035-n"^^ . . . "115022035"^^ . . . . "serine"@en-us . . "a sweetish crystalline amino acid involved in the synthesis by the body of cysteine"@en-us . "114169684"@en-us . "serine"^^ . "110781543"@en-us .