In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.

Ex Input:
Question: In relation to intoxication by anticholinergic agents, point out the correct answer. 
 Options:  <1> In its treatment, atropine is used. <2> The presence of grade III or IV encephalopathy, acute renal failure and severe coagulopathy indicate liver transplantation. <3> Dantrolene is indicated in case of seizures. <4> The basic treatment consists of the repeated administration of activated charcoal and support measures. <5> The decrease in plasma cholinesterase confirms the diagnosis.

Ex Output:
4


Ex Input:
Question: Creatine phosphate: 
 Options:  <1> It is a low-energy hydrolysis compound. <2> It is a compound of energy storage in the kidney. <3> It is formed from ornithine. <4> It is a compound of energy storage in the muscle. <5> It is formed from tyrosine.

Ex Output:
4


Ex Input:
Question: Which of the following reactions of drug metabolism has an oxidation reaction as an intermediate step ?: 
 Options:  <1> The transformation of a nitro group (for example, the one existing in nitrofurantoin) into amino. <2> The O-demethylation of an ether (for example, the transformation of codeine into morphine). <3> The breaking down of a diazo group to originate an amine (for example, the transformation of Prontosilrubrum into sulfanilamide. <4> The transformation of oxazepam in its glucuronide. <5> The transformation of acetylcholine into choline.

Ex Output:

2