Task: Answer the MCQ question.
Query: Which drug has a 16.949\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. Cc1ccc(C(=O)Oc2cc(N)n(S(=O)(=O)c3ccc(F)cc3)n2)cc1
b. O=C1CC(=O)N(c2cccc(F)c2)C(=O)N1
Answer: b. O=C1CC(=O)N(c2cccc(F)c2)C(=O)N1
{#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=C1CC(=O)N(c2cccc(F)c2)C(=O)N1
O=C1CC(=O)N(c2cccc(F)c2)C(=O)N1
1-(3-fluorophenyl)-1,3-diazinane-2,4,6-trione