Task: Answer the multiple-choice question.
Query: Which compound exhibits a 6.496\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. c1csc(C(c2nnnn2C2CCCC2)N2CCOCC2)c1
b. CCOC(=O)N1CCN(C(=S)NC(=O)c2ccc(Br)cc2)CC1
c. COc1ccc(N2CC(C(=O)Nc3cccc(S(=O)(=O)N4CCCC4)c3)CC2=O)c(OC)c1
Answer: b. CCOC(=O)N1CCN(C(=S)NC(=O)c2ccc(Br)cc2)CC1
{#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#}
CCOC(=O)N1CCN(C(=S)NC(=O)c2ccc(Br)cc2)CC1
CCOC(=O)N1CCN(C(=S)NC(=O)c2ccc(Br)cc2)CC1
ethyl 4-[(4-bromobenzoyl)carbamothioyl]piperazine-1-carboxylate