Task: Answer the MCQ question.
Query: Which drug exhibits a 1.989\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) CCc1ccc(C(C(=O)NCc2ccc(F)cc2)N(C(=O)c2csnn2)C2CC2)cc1
(b) C=CCc1c(C)nc(SCC(N)=O)[nH]c1=O
(c) CCC(/C=N/NC(=O)CCCCC(=O)N/N=C/C(CC)CC)CC
Answer: c. CCC(/C=N/NC(=O)CCCCC(=O)N/N=C/C(CC)CC)CC
{#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#}
CCC(/C=N/NC(=O)CCCCC(=O)N/N=C/C(CC)CC)CC
CCC(/C=N/NC(=O)CCCCC(=O)N/N=C/C(CC)CC)CC
N,N'-bis[(E)-2-ethylbutylideneamino]hexanediamide