Task: Answer the multiple-choice question.
Query: Which drug exhibits a 17.571% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) COC(=O)NNC(=O)Cc1cccc2ccccc12
(b) CC(C#N)(Cc1ccccc1)Nc1ccccc1
(c) COc1ccc(/C=C/c2cccc[n+]2C)c(O)c1.[I-]
(d) COc1cccc(CN2CCN(Cc3[nH]c4ccccc4c3C)CC2CCO)c1
Answer: b. CC(C#N)(Cc1ccccc1)Nc1ccccc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CC(C#N)(Cc1ccccc1)Nc1ccccc1
CC(C#N)(Cc1ccccc1)Nc1ccccc1
2-anilino-2-methyl-3-phenylpropanenitrile