The term magnesium carbonate is identified in base64 scheme by the sequence bWFnbmVzaXVtIGNhcmJvbmF0ZQ==, while the MD5 signature is equal to 7917ae3bb8d0b28c008e671ef9a1bcf5. The ASCII encoding of magnesium carbonate in hexadecimal notation is 6d61676e657369756d20636172626f6e617465.