Task: Answer the MCQ question.
Query: Which drug has a 18.043\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: N/C(=N\c1nc2ccccc2o1)NC(=O)c1ccc(Cl)cc1
b: O=c1cc(N2CCN(c3cccc(Cl)c3)CC2)[nH]c(=O)n1C1CCCCC1
Answer: a. N/C(=N\c1nc2ccccc2o1)NC(=O)c1ccc(Cl)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#}
N/C(=N\c1nc2ccccc2o1)NC(=O)c1ccc(Cl)cc1
N/C(=N\c1nc2ccccc2o1)NC(=O)c1ccc(Cl)cc1
N-[(E)-N'-(1,3-benzoxazol-2-yl)carbamimidoyl]-4-chlorobenzamide