Task: Answer the multiple-choice question.
Query: Which drug exhibits a 4.970\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. C/C(=N\Nc1nc2ccccc2[nH]1)c1cc2ccccc2o1
b. CCS(=O)(=O)N1CCC(C(=O)NCc2cccs2)CC1
Answer: a. C/C(=N\Nc1nc2ccccc2[nH]1)c1cc2ccccc2o1
{#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#}
C/C(=N\Nc1nc2ccccc2[nH]1)c1cc2ccccc2o1
C/C(=N\Nc1nc2ccccc2[nH]1)c1cc2ccccc2o1
N-[(E)-1-(1-benzofuran-2-yl)ethylideneamino]-1H-benzimidazol-2-amine