Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a -0.263\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCOC(=O)c1ccc(NC(=O)CCn2nnc3ccccc32)cc1
(b) CCn1c(COc2cccc(C)c2C)nnc1SCC(=O)N1CCN(c2ccc(OC)cc2)CC1
Answer: b. CCn1c(COc2cccc(C)c2C)nnc1SCC(=O)N1CCN(c2ccc(OC)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#}
CCn1c(COc2cccc(C)c2C)nnc1SCC(=O)N1CCN(c2ccc(OC)cc2)CC1
CCn1c(COc2cccc(C)c2C)nnc1SCC(=O)N1CCN(c2ccc(OC)cc2)CC1
2-[[5-[(2,3-dimethylphenoxy)methyl]-4-ethyl-1,2,4-triazol-3-yl]sulfanyl]-1-[4-(4-methoxyphenyl)piperazin-1-yl]ethanone