Task: Answer the multiple choice question.
Query: Which drug has a 2.032\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) O=C(/C=C/c1c(Cl)cccc1Cl)Nc1ccncc1
(b) c1ccc(-c2nccc3ccccc23)cc1
Answer: a. O=C(/C=C/c1c(Cl)cccc1Cl)Nc1ccncc1
{#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#}
O=C(/C=C/c1c(Cl)cccc1Cl)Nc1ccncc1
O=C(/C=C/c1c(Cl)cccc1Cl)Nc1ccncc1
(E)-3-(2,6-dichlorophenyl)-N-pyridin-4-ylprop-2-enamide