The term indefatigability is identified in base64 scheme by the sequence aW5kZWZhdGlnYWJpbGl0eQ==, while the MD5 signature is equal to 37994b9e1450282bc7517a7afd0109cf. The ASCII encoding of indefatigability in hexadecimal notation is 696e646566617469676162696c697479.