The term interstitial pneumonia is identified in base64 scheme by the sequence aW50ZXJzdGl0aWFsIHBuZXVtb25pYQ==, while the MD5 signature is equal to 644878dd2d1041bf532127339dba3174. The ASCII encoding of interstitial pneumonia in hexadecimal notation is 696e7465727374697469616c20706e65756d6f6e6961.