In this task, you are given a sentence in the Spanish language. Your task is to translate the Spanish sentence into the English language.

Input: Consider Input: En cromatografia de intercambio ionico, el grupo funcional acido carboxilico se emplea como

Output: In ion exchange chromatography, the carboxylic acid functional group is used as

Input: Consider Input: El cuadrado de coeficiente de correlacion de Pearson es

Output: The square of Pearson's correlation coefficient is

Input: Consider Input: Una de las siguientes enzimas esta MAL clasificada
Output: One of the following enzymes is classified as MAL