Problem statement: Answer the multiple-choice question.
Query: Which compound has a 4.804\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a) N#Cc1cc(-c2ccccc2)oc1NC(=O)c1ccccc1
b) NC(=O)NCc1ccc(F)cc1
c) O=C(Nc1nc2ccccc2n1CCN1CCOCC1)c1ccc(Cn2cc([N+](=O)[O-])cn2)o1
d) Cn1cccc1C(=O)C(=O)Nc1ccc(Cl)cc1
Answer: b. NC(=O)NCc1ccc(F)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#}
NC(=O)NCc1ccc(F)cc1
NC(=O)NCc1ccc(F)cc1
(4-fluorophenyl)methylurea