Task: Answer the MCQ question.
Query: Which compound has a -1.139\% 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] O=C1NCCN1C(=O)C12CC3CC(CC(C3)C1)C2
[b] O=C1CCCc2c1[nH]c1ccc(Cl)cc21
[c] COc1cc(/C=C2/C(=N)N3C=CSC3=NC2=O)ccc1OCCCOc1cc(C)ccc1C
[d] Cc1cc2oc(C(=O)N(Cc3ccco3)C3CCS(=O)(=O)C3)cc(=O)c2cc1Cl
Answer: d. Cc1cc2oc(C(=O)N(Cc3ccco3)C3CCS(=O)(=O)C3)cc(=O)c2cc1Cl
{#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#}
6-chloro-N-(1,1-dioxothiolan-3-yl)-N-(furan-2-ylmethyl)-7-methyl-4-oxochromene-2-carboxamide