The term supervisory routine is identified in base64 scheme by the sequence c3VwZXJ2aXNvcnkgcm91dGluZQ==, while the MD5 signature is equal to b87291606823b4b6448eebbeb3ec8ff2. The ASCII encoding of supervisory routine in hexadecimal notation is 73757065727669736f727920726f7574696e65.