The term emotional arousal is identified in base64 scheme by the sequence ZW1vdGlvbmFsIGFyb3VzYWw=, while the MD5 signature is equal to acc97a254da0a1f3e26438ee78c06cce. The ASCII encoding of emotional arousal in hexadecimal notation is 656d6f74696f6e616c2061726f7573616c.