Problem statement: Answer the multiple choice question.
Question: Which compound has a -17.634\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a COc1cccc(CNC(=O)c2cccc(NC(=O)C3=C(C)OCCS3)c2)c1
b Cc1ccc(Nc2nnc(-c3ccncc3)s2)c(Br)c1
Answer: b. Cc1ccc(Nc2nnc(-c3ccncc3)s2)c(Br)c1
{#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#}
Cc1ccc(Nc2nnc(-c3ccncc3)s2)c(Br)c1
Cc1ccc(Nc2nnc(-c3ccncc3)s2)c(Br)c1
N-(2-bromo-4-methylphenyl)-5-pyridin-4-yl-1,3,4-thiadiazol-2-amine