Task: Answer the multiple-choice question.
Question: Which compound exhibits a -41.856% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) COc1ccc(OC)c2sc(N3CCN(C(=O)c4ccc([N+](=O)[O-])s4)CC3)nc12
(b) CCC(C)NC(=O)CC1Oc2ccc(C)cc2NC1=O
(c) Cc1ccc(NC(=O)C(c2ccccc2)N(C)C)cc1Cl
(d) O=C(Nc1nnc(-c2ccco2)o1)c1ccc(Cl)s1
Answer: a. COc1ccc(OC)c2sc(N3CCN(C(=O)c4ccc([N+](=O)[O-])s4)CC3)nc12
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1ccc(OC)c2sc(N3CCN(C(=O)c4ccc([N+](=O)[O-])s4)CC3)nc12
COc1ccc(OC)c2sc(N3CCN(C(=O)c4ccc([N+](=O)[O-])s4)CC3)nc12
[4-(4,7-dimethoxy-1,3-benzothiazol-2-yl)piperazin-1-yl]-(5-nitrothiophen-2-yl)methanone