Task: Answer the multiple-choice question.
Question: Which drug exhibits a 11.395\% 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 additional words.
Options:
[a] COc1ccccc1NC(=O)CSc1nnc(-c2ccoc2C)n1C
[b] CC1CCCCC1NC(=O)C1CCN(c2c3c(nc4ncnn24)CCC3)CC1
[c] Cc1c(C(=O)N2CCN(c3ccccn3)CC2)cccc1[N+](=O)[O-]
[d] Cc1nn(CC(=O)N2CCN(S(=O)(=O)c3ccccc3)CC2)c(C)c1[N+](=O)[O-]
Answer: a. COc1ccccc1NC(=O)CSc1nnc(-c2ccoc2C)n1C
{#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#}
COc1ccccc1NC(=O)CSc1nnc(-c2ccoc2C)n1C
COc1ccccc1NC(=O)CSc1nnc(-c2ccoc2C)n1C
N-(2-methoxyphenyl)-2-[[4-methyl-5-(2-methylfuran-3-yl)-1,2,4-triazol-3-yl]sulfanyl]acetamide