Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 4.163\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] CC(O)CNc1nc2c(c(=O)n(C)c(=O)n2C)n1Cc1cccc(Br)c1
[b] CCOc1ccc(C(=O)CSCC(=O)O)cc1
[c] COc1cc(/C=C2/SC(=S)N(C)C2=O)ccc1OC(=O)c1ccco1
[d] Cn1nc(-c2ccc(OCC(=O)Nc3cccnc3)cc2)c2ccccc2c1=O
Answer: c. COc1cc(/C=C2/SC(=S)N(C)C2=O)ccc1OC(=O)c1ccco1
{#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#}
[2-methoxy-4-[(E)-(3-methyl-4-oxo-2-sulfanylidene-1,3-thiazolidin-5-ylidene)methyl]phenyl] furan-2-carboxylate