Task: Answer the multiple choice question.
Query: Which drug has a 17.864\% 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) Nc1ccccc1Sc1ccc(C(=O)c2ccccc2C(=O)O)cc1[N+](=O)[O-]
(b) O=C(NCc1ccc(F)cc1)C1CCN(S(=O)(=O)c2ccc(Cl)cc2)CC1
(c) CCN(CC)c1ccc(NC(=O)CN(C)Cc2cccs2)cc1
(d) C=CCNC(=S)Nc1sc2c(c1C(=O)OCC)CC(C)(CC)OC2
Answer: b. O=C(NCc1ccc(F)cc1)C1CCN(S(=O)(=O)c2ccc(Cl)cc2)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(NCc1ccc(F)cc1)C1CCN(S(=O)(=O)c2ccc(Cl)cc2)CC1
O=C(NCc1ccc(F)cc1)C1CCN(S(=O)(=O)c2ccc(Cl)cc2)CC1
1-(4-chlorophenyl)sulfonyl-N-[(4-fluorophenyl)methyl]piperidine-4-carboxamide