Task: Answer the multiple-choice question.
Question: Which drug exhibits a 12.059\% 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) CCCSc1nnc(NC(=O)CSc2sc3c(O)cc(=O)[nH]c3c2C#N)s1
(b) O=C(C1CCCN(S(=O)(=O)c2cnc[nH]2)C1)N1CCN(Cc2ccccc2)CC1
(c) CCOc1ccccc1CN1CCN(C2CCSCC2)CC1CCO
(d) Cc1cc(C(=O)Nc2ccc3[nH]ccc3c2)no1
Answer: b. O=C(C1CCCN(S(=O)(=O)c2cnc[nH]2)C1)N1CCN(Cc2ccccc2)CC1
{#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(C1CCCN(S(=O)(=O)c2cnc[nH]2)C1)N1CCN(Cc2ccccc2)CC1
O=C(C1CCCN(S(=O)(=O)c2cnc[nH]2)C1)N1CCN(Cc2ccccc2)CC1
(4-benzylpiperazin-1-yl)-[1-(1H-imidazol-5-ylsulfonyl)piperidin-3-yl]methanone