The term histocompatibility complex is identified in base64 scheme by the sequence aGlzdG9jb21wYXRpYmlsaXR5IGNvbXBsZXg=, while the MD5 signature is equal to 8b0ec9a6c770ce7e1580b8a4a0bba637. The ASCII encoding of histocompatibility complex in hexadecimal notation is 686973746f636f6d7061746962696c69747920636f6d706c6578.