The term endothermic reaction is identified in base64 scheme by the sequence ZW5kb3RoZXJtaWMgcmVhY3Rpb24=, while the MD5 signature is equal to 1ddf6fa8f8db7e2febc11c2ef61aa2b0. The ASCII encoding of endothermic reaction in hexadecimal notation is 656e646f746865726d6963207265616374696f6e.