Task: Answer the multiple-choice question.
Question: Which compound has a 0.810\% 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] COc1ccc(CCNC(=O)CSc2ncnc3c2oc2ccccc23)cc1OC
[b] O=[N+]([O-])c1ccc(N2CCN(S(=O)(=O)Cc3ccccc3)CC2)cc1N1CCOCC1
[c] Cc1cc(/C=N/NC(=O)c2ccc(O)cc2)c(C)n1C1CC1
[d] O=C(O)c1cccc(NC(=O)c2ccccc2NC(=O)c2ccco2)c1
Answer: b. O=[N+]([O-])c1ccc(N2CCN(S(=O)(=O)Cc3ccccc3)CC2)cc1N1CCOCC1
{#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=[N+]([O-])c1ccc(N2CCN(S(=O)(=O)Cc3ccccc3)CC2)cc1N1CCOCC1
O=[N+]([O-])c1ccc(N2CCN(S(=O)(=O)Cc3ccccc3)CC2)cc1N1CCOCC1
4-[5-(4-benzylsulfonylpiperazin-1-yl)-2-nitrophenyl]morpholine