Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 11.078\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a COC(=O)N/N=C/c1cc(Cl)cc(Cl)c1OCc1ccc(F)cc1
b S=C(Nc1ccccc1)Nc1nc2ccccc2n1CCOc1ccc(Br)cc1
Answer: b. S=C(Nc1ccccc1)Nc1nc2ccccc2n1CCOc1ccc(Br)cc1
{#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#}
S=C(Nc1ccccc1)Nc1nc2ccccc2n1CCOc1ccc(Br)cc1
S=C(Nc1ccccc1)Nc1nc2ccccc2n1CCOc1ccc(Br)cc1
1-[1-[2-(4-bromophenoxy)ethyl]benzimidazol-2-yl]-3-phenylthiourea