1825
Little has been studied of the adverse effects of the exposure of the liver to the interaction of ethanol with its congeners and acetaldehyde, coexisting in the contents of alcoholic beverages.
 ( adverse event: interaction ,  adverse effects of the exposure of the liver: Effect, ethanol with its congeners and acetaldehyde: Treatment, acetaldehyde: Treatment.Drug, ethanol: Treatment.Drug, ethanol: Combination.Drug, acetaldehyde: Combination.Drug) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: adverse event,potential therapeutic event, Arguments type: Treatment.Disorder,Treatment.Time_elapsed,Treatment.Dosage,Subject.Race,Treatment.Drug,Treatment.Route,Subject.Disorder,Treatment.Freq,Treatment,Effect,Subject.Population,Treatment.Duration,Combination.Drug,Subject,Subject.Age,Subject.Gender. 
Text: {0} 
Answer:
 ( adverse event: interaction ,  adverse effects of the exposure of the liver: Effect, ethanol with its congeners and acetaldehyde: Treatment, acetaldehyde: Treatment.Drug, ethanol: Treatment.Drug, ethanol: Combination.Drug, acetaldehyde: Combination.Drug) 