Task: Answer the MCQ question.
Question: Which compound exhibits a 9.851\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] C/C(=N\NC(=S)NCc1ccccc1)c1ccc2c(c1)OCCO2
[b] O=C(Nc1cccnc1Oc1ccc(Cl)cc1)c1cccc2ccccc12
Answer: b. O=C(Nc1cccnc1Oc1ccc(Cl)cc1)c1cccc2ccccc12
{#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(Nc1cccnc1Oc1ccc(Cl)cc1)c1cccc2ccccc12
O=C(Nc1cccnc1Oc1ccc(Cl)cc1)c1cccc2ccccc12
N-[2-(4-chlorophenoxy)pyridin-3-yl]naphthalene-1-carboxamide