Task: Answer the multiple-choice question.
Query: Which compound exhibits a 19.177\% 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) CCCCCC(=O)Nc1nc2ccccc2[nH]1
(b) Cn1nccc1C(=O)NC1CCCc2c1cnn2-c1ccccc1F
(c) Cc1cc(C)c(NC(=O)CSc2nc3ncc(Cl)cc3[nH]2)c(C)c1
(d) Cc1cccc2sc(NC(=O)CSc3cn[nH]n3)nc12
Answer: b. Cn1nccc1C(=O)NC1CCCc2c1cnn2-c1ccccc1F
{#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#}
Cn1nccc1C(=O)NC1CCCc2c1cnn2-c1ccccc1F
Cn1nccc1C(=O)NC1CCCc2c1cnn2-c1ccccc1F
N-[1-(2-fluorophenyl)-4,5,6,7-tetrahydroindazol-4-yl]-2-methylpyrazole-3-carboxamide