Task: Answer the multiple-choice question.
Query: Which compound exhibits a 1.121\% 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: CCC(=O)N1CCN(c2ccc(NC(=O)c3cc4ccccc4o3)cc2)CC1
b: CS(=O)(=O)Cc1nc2ccccc2oc1=O
c: Cc1ccc(/C=C/C(=O)OCC(=O)NC(=O)NCc2ccco2)cc1
d: Cc1cc(OCC(=O)N2CCC(C(N)=O)CC2)c2c3c(c(=O)oc2c1)CCCC3
Answer: a. CCC(=O)N1CCN(c2ccc(NC(=O)c3cc4ccccc4o3)cc2)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#}
CCC(=O)N1CCN(c2ccc(NC(=O)c3cc4ccccc4o3)cc2)CC1
CCC(=O)N1CCN(c2ccc(NC(=O)c3cc4ccccc4o3)cc2)CC1
N-[4-(4-propanoylpiperazin-1-yl)phenyl]-1-benzofuran-2-carboxamide