A machine translation decoder may transform a translation problem into an integer programming problem, such as a Traveling Salesman Problem. The phenol compound has a formula of or, wherein n=1\u02dc9, X is selected from the group consisted of NH2, OH, PH4, COOH and SH, R1 is selected from the group consisted of C1-C5 alkyl group, aryl group, alkenyl group, alkynyl group, alkylamino group and alkoxy group. In addition, the present disclosure further provides a corresponding electronic device.