Task: Answer the multiple-choice question.
Question: Which drug exhibits a 18.885\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a O=C(O)c1ccccc1C(=O)c1ccc2c(c1)N(Cc1ccc(Cl)c(Cl)c1)C(=O)CO2
b COc1sc(SC)cc1/C=N/NC(=O)c1ccncc1
c Cc1ccc(N(CC(=O)NC(C)c2ccccc2)S(=O)(=O)c2cccs2)cc1
Answer: b. COc1sc(SC)cc1/C=N/NC(=O)c1ccncc1
{#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#}
COc1sc(SC)cc1/C=N/NC(=O)c1ccncc1
COc1sc(SC)cc1/C=N/NC(=O)c1ccncc1
N-[(E)-(2-methoxy-5-methylsulfanylthiophen-3-yl)methylideneamino]pyridine-4-carboxamide