The term blue-green algae is identified in base64 scheme by the sequence Ymx1ZS1ncmVlbiBhbGdhZQ==, while the MD5 signature is equal to 219c6cecc03cbfe3b07bfeeccb06ac6a. The ASCII encoding of blue-green algae in hexadecimal notation is 626c75652d677265656e20616c676165.