The term unavoidable casualty is identified in base64 scheme by the sequence dW5hdm9pZGFibGUgY2FzdWFsdHk=, while the MD5 signature is equal to 965037fe8937f9f9a51fcc5111ab0683. The ASCII encoding of unavoidable casualty in hexadecimal notation is 756e61766f696461626c652063617375616c7479.