Task: Answer the multiple choice question.
Query: Which compound exhibits a 4.396\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CN(Cc1cccc(Cl)c1Cl)C(=O)c1ccc(NC(=O)CC#N)cc1
(b) O=C1N=C(N2CCN(c3ccccc3)CC2)S/C1=C/c1cccs1
Answer: a. CN(Cc1cccc(Cl)c1Cl)C(=O)c1ccc(NC(=O)CC#N)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#}
CN(Cc1cccc(Cl)c1Cl)C(=O)c1ccc(NC(=O)CC#N)cc1
CN(Cc1cccc(Cl)c1Cl)C(=O)c1ccc(NC(=O)CC#N)cc1
4-[(2-cyanoacetyl)amino]-N-[(2,3-dichlorophenyl)methyl]-N-methylbenzamide