Task: Answer the multiple-choice question.
Query: Which compound has a -1.668% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) COC(=O)c1cccc(CSc2nnc(C)s2)c1
b) O=c1[nH]c(CSc2nc3ccccc3s2)nc2cc(C(F)(F)F)ccc12
Answer: a. COC(=O)c1cccc(CSc2nnc(C)s2)c1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COC(=O)c1cccc(CSc2nnc(C)s2)c1
COC(=O)c1cccc(CSc2nnc(C)s2)c1
methyl 3-[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanylmethyl]benzoate