Problem statement: Answer the multiple-choice question.
Query: Which compound has a 12.867\% 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] Cl.Fc1ccccc1C(c1nnnn1C1CCCC1)N1CCN(Cc2ccccc2)CC1
[b] O=C1Nc2ccccc2N(O)N1c1ccc(S(=O)(=O)N2CCCCCC2)cc1
Answer: a. Cl.Fc1ccccc1C(c1nnnn1C1CCCC1)N1CCN(Cc2ccccc2)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#}
Cl.Fc1ccccc1C(c1nnnn1C1CCCC1)N1CCN(Cc2ccccc2)CC1
Cl.Fc1ccccc1C(c1nnnn1C1CCCC1)N1CCN(Cc2ccccc2)CC1
1-benzyl-4-[(1-cyclopentyltetrazol-5-yl)-(2-fluorophenyl)methyl]piperazine;hydrochloride