Problem statement: Answer the MCQ question.
Query: Which compound has a 16.384\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a Cc1ccc(NC(=O)Cn2cnc3c(cnn3C(C)(C)C)c2=O)cc1
b Cc1ccc(C(=O)N2NC(c3ccccc3F)C3C(=O)N(c4cccc(C)c4)C(=O)C32)cc1
c O=C(CCc1nc2ccccc2c(=O)[nH]1)OCc1ccc(Cl)cc1Cl
d CCN1C(=O)N[C@H](c2ccccc2)C(C(C)=O)=C1C
Answer: d. CCN1C(=O)N[C@H](c2ccccc2)C(C(C)=O)=C1C
{#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#}
CCN1C(=O)N[C@H](c2ccccc2)C(C(C)=O)=C1C
CCN1C(=O)N[C@H](c2ccccc2)C(C(C)=O)=C1C
(6R)-5-acetyl-3-ethyl-4-methyl-6-phenyl-1,6-dihydropyrimidin-2-one