Task: Answer the MCQ question.
Query: Which compound exhibits a 6.941\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] CCOc1ccc(N(C)C(=O)CCc2nnc3ccc(N4CCCCC4)nn23)cc1
[b] COc1ccc(CC(=S)N2CCOCC2)cc1F
[c] CCCCCN1C=CC=C/C1=C\C=C(C#N)C#N
[d] O=C(O)CC(=O)Nc1cc(Cl)ccc1O
Answer: d. O=C(O)CC(=O)Nc1cc(Cl)ccc1O
{#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#}
O=C(O)CC(=O)Nc1cc(Cl)ccc1O
O=C(O)CC(=O)Nc1cc(Cl)ccc1O
3-(5-chloro-2-hydroxyanilino)-3-oxopropanoic acid