Problem statement: Answer the multiple-choice question.
Query: Which drug has a 5.436\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a) CCCn1nnc(NC(=O)c2ccco2)n1
b) Cc1c(Cl)cccc1NC(=S)N1CCN(C(=O)C2CCCO2)CC1
c) CC(=O)c1cccc(NC(=O)c2cc(-c3cccs3)on2)c1
d) O=C(Nc1nc2ccccc2n1Cc1ccccc1)c1ccc(COc2ccccc2[N+](=O)[O-])o1
Answer: a. CCCn1nnc(NC(=O)c2ccco2)n1
{#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#}
CCCn1nnc(NC(=O)c2ccco2)n1
CCCn1nnc(NC(=O)c2ccco2)n1
N-(2-propyltetrazol-5-yl)furan-2-carboxamide