Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a 0.441\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. Cl.Oc1ccc(Cl)cc1CNCc1ccncc1
b. COc1ccccc1N(CN1CCCC1=O)C(=O)c1ccccc1F
Answer: a. Cl.Oc1ccc(Cl)cc1CNCc1ccncc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
Cl.Oc1ccc(Cl)cc1CNCc1ccncc1
Cl.Oc1ccc(Cl)cc1CNCc1ccncc1
4-chloro-2-[(pyridin-4-ylmethylamino)methyl]phenol;hydrochloride