Task: Answer the MCQ question.
Query: Which compound has a -12.393\% 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] CCn1nc(C)c(NC(=O)/C=C/c2cnn(C)c2)c1C
[b] COC(=O)c1ccc(/C=N/Nc2nc(-c3ccc(C)cc3)cs2)cc1
[c] COc1ccc(-c2oc3cccnc3c2C#CC2(O)CCCCC2)cc1
[d] NC(CC(=O)O)c1cccc(OCc2ccccc2)c1
Answer: a. CCn1nc(C)c(NC(=O)/C=C/c2cnn(C)c2)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#}
CCn1nc(C)c(NC(=O)/C=C/c2cnn(C)c2)c1C
CCn1nc(C)c(NC(=O)/C=C/c2cnn(C)c2)c1C
(E)-N-(1-ethyl-3,5-dimethylpyrazol-4-yl)-3-(1-methylpyrazol-4-yl)prop-2-enamide