The term southwestern united states is identified in base64 scheme by the sequence c291dGh3ZXN0ZXJuIHVuaXRlZCBzdGF0ZXM=, while the MD5 signature is equal to 3daa9ba2a52452f6640cb3a46994c14e. The ASCII encoding of southwestern united states in hexadecimal notation is 736f7574687765737465726e20756e6974656420737461746573.