Task: Answer the MCQ question.
Query: Which compound exhibits a 6.750\% human ether-à-go-go related gene (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) CCCC(=O)Nc1nnc(COC)s1
(b) Cc1ccc(Cl)cc1N1CCN(C(=O)C2CCN(S(=O)(=O)c3cnc[nH]3)CC2)CC1
(c) CCc1ccc(NC(=O)Cn2ncc3c4ccccc4n(C)c3c2=O)cc1
Answer: a. CCCC(=O)Nc1nnc(COC)s1
{#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#}
CCCC(=O)Nc1nnc(COC)s1
CCCC(=O)Nc1nnc(COC)s1
N-[5-(methoxymethyl)-1,3,4-thiadiazol-2-yl]butanamide