Task: Answer the MCQ question.
Question: Which compound has a -5.615% 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] O=C(C1=C[C@H](c2csc3ccccc23)C[C@H](OCc2ccc(CO)cc2)O1)N1CCCCCCC1
[b] O=[N+]([O-])c1ccc(CSc2ncnc3c2ncn3[C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)cc1
[c] CN(C)S(=O)(=O)c1ccc(NC(=S)NC(=O)C2CCC2)cc1
[d] C#CCNC(=O)C1=C[C@@H](c2ccccc2)[C@H](CCCO)[C@@H](OCC)O1
Answer: b. O=[N+]([O-])c1ccc(CSc2ncnc3c2ncn3[C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)cc1
{#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#}
O=[N+]([O-])c1ccc(CSc2ncnc3c2ncn3[C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)cc1
O=[N+]([O-])c1ccc(CSc2ncnc3c2ncn3[C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)cc1
(2R,3S,4R,5R)-2-(hydroxymethyl)-5-[6-[(4-nitrophenyl)methylsulfanyl]purin-9-yl]oxolane-3,4-diol