Task: Answer the multiple choice question.
Query: Which drug exhibits a 19.178\% 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) Cc1ccc(Cn2ccsc2=NC(=O)CCl)cc1
(b) CCOC(=O)c1c(C)n(C)c2ccc(OC)c(NC(=O)CN3CCN(Cc4ccccc4)CC3)c12
(c) Cn1ccc(NC(=O)Nc2ccc(Cl)cc2)n1
(d) CCc1cc(CNC(=O)CCc2nnc(Cc3cccc(C)c3)o2)on1
Answer: c. Cn1ccc(NC(=O)Nc2ccc(Cl)cc2)n1
{#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#}
Cn1ccc(NC(=O)Nc2ccc(Cl)cc2)n1
Cn1ccc(NC(=O)Nc2ccc(Cl)cc2)n1
1-(4-chlorophenyl)-3-(1-methylpyrazol-3-yl)urea