Task: Answer the MCQ question.
Query: Which drug has a 18.487\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) O=C(Nc1ccc(F)cc1)c1nc[nH]c1C(=O)O
(b) C=C1SC(=Nc2ccccc2Cl)N(C(=O)c2sc3ccccc3c2Cl)C12CCCCC2
Answer: a. O=C(Nc1ccc(F)cc1)c1nc[nH]c1C(=O)O
{#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#}
O=C(Nc1ccc(F)cc1)c1nc[nH]c1C(=O)O
O=C(Nc1ccc(F)cc1)c1nc[nH]c1C(=O)O
4-[(4-fluorophenyl)carbamoyl]-1H-imidazole-5-carboxylicacid