The term hyaluronic acid is identified in base64 scheme by the sequence aHlhbHVyb25pYyBhY2lk, while the MD5 signature is equal to 4b1ed872ccb479b21b2f06df3e9e127b. The ASCII encoding of hyaluronic acid in hexadecimal notation is 6879616c75726f6e69632061636964.