Task: Answer the MCQ question.
Question: Which drug exhibits a 1.094\% 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 other words.
Options:
[a] CCc1ccccc1NC(=O)c1cc2sccc2n1C
[b] CC(OC(=O)c1ccccc1C(=O)N(C)c1ccccc1)C(=O)Nc1ccc(C(N)=O)cc1
[c] O=C(Cc1ccccc1F)OCC(=O)N1CCc2ccccc21
[d] CCn1c(O)c(/C=N/NC(=O)c2ccccc2)c(=O)n(CC)c1=S
Answer: a. CCc1ccccc1NC(=O)c1cc2sccc2n1C
{#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#}
CCc1ccccc1NC(=O)c1cc2sccc2n1C
CCc1ccccc1NC(=O)c1cc2sccc2n1C
N-(2-ethylphenyl)-4-methylthieno[3,2-b]pyrrole-5-carboxamide