Problem statement: Answer the multiple-choice question.
Query: Which drug has a 2.589\% 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] Cc1cc(N=CC2=C(O)CCCC2=O)no1
[b] O=C(CSc1cccc[n+]1[O-])NCCCc1ccccc1
[c] O=C(CCN1CCCO1)N1CCCC(N2CCN(c3ccccc3F)CC2)C1
[d] NC1=NC(=Nc2ccc(Cl)cc2)c2ccccc21
Answer: b. O=C(CSc1cccc[n+]1[O-])NCCCc1ccccc1
{#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(CSc1cccc[n+]1[O-])NCCCc1ccccc1
O=C(CSc1cccc[n+]1[O-])NCCCc1ccccc1
2-(1-oxidopyridin-1-ium-2-yl)sulfanyl-N-(3-phenylpropyl)acetamide