Problem statement: Answer the MCQ question.
Query: Which compound has a 3.319\% 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) O=C(N/N=C/c1cc(Br)c(Br)o1)C(O)c1ccccc1
(b) O=C(O)c1ccc(-c2ccco2)n1Cc1ccccc1
(c) COc1cc([C@@H]2CC=C(C(=O)O)[C@H](c3ccc(F)cc3)N2S(=O)(=O)c2ccc(C)cc2)cc(OC)c1OC
(d) c1ccc(CNn2nnnc2-c2ccccc2)cc1
Answer: a. O=C(N/N=C/c1cc(Br)c(Br)o1)C(O)c1ccccc1
{#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(N/N=C/c1cc(Br)c(Br)o1)C(O)c1ccccc1
O=C(N/N=C/c1cc(Br)c(Br)o1)C(O)c1ccccc1
N-[(E)-(4,5-dibromofuran-2-yl)methylideneamino]-2-hydroxy-2-phenylacetamide