The term equilateral triangle is identified in base64 scheme by the sequence ZXF1aWxhdGVyYWwgdHJpYW5nbGU=, while the MD5 signature is equal to afa9847580f6f47996cd1d57eae503fc. The ASCII encoding of equilateral triangle in hexadecimal notation is 657175696c61746572616c20747269616e676c65.