Task: Answer the multiple choice question.
Question: Which drug has a 6.238\% 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 Nc1cccc(C(=O)Nc2cccc3ncccc23)c1
b COCC(C)n1c(C)cc(C(=O)CSc2nnc(Nc3ccccc3F)s2)c1C
c CCc1ccc(CNCCNCC(C)O)cc1.Cl
d CN1C(C(=O)NCc2cccc(Br)c2)CC2Cn3c(nc4cc5ccccc5cc43)C21
Answer: b. COCC(C)n1c(C)cc(C(=O)CSc2nnc(Nc3ccccc3F)s2)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#}
COCC(C)n1c(C)cc(C(=O)CSc2nnc(Nc3ccccc3F)s2)c1C
COCC(C)n1c(C)cc(C(=O)CSc2nnc(Nc3ccccc3F)s2)c1C
2-[[5-(2-fluoroanilino)-1,3,4-thiadiazol-2-yl]sulfanyl]-1-[1-(1-methoxypropan-2-yl)-2,5-dimethylpyrrol-3-yl]ethanone