Task: Answer the multiple choice question.
Query: Which drug exhibits a 12.085\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] CCOc1ccc2[nH]c(=O)c(CN(CCCO)Cc3nnnn3CCc3ccccc3)cc2c1
[b] CC(=O)Nc1nnc(Cc2ccccc2)s1
[c] O=c1cnc2ccccc2n1CC1CCCCC1
[d] OC1CC(c2ccco2)NC2(CCCCC2)C1
[e] O=c1cc(C2CCNCC2)[nH][nH]1
Answer: a. CCOc1ccc2[nH]c(=O)c(CN(CCCO)Cc3nnnn3CCc3ccccc3)cc2c1
{#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#}
CCOc1ccc2[nH]c(=O)c(CN(CCCO)Cc3nnnn3CCc3ccccc3)cc2c1
CCOc1ccc2[nH]c(=O)c(CN(CCCO)Cc3nnnn3CCc3ccccc3)cc2c1
6-ethoxy-3-[[3-hydroxypropyl-[[1-(2-phenylethyl)tetrazol-5-yl]methyl]amino]methyl]-1H-quinolin-2-one