Task: Answer the multiple-choice question.
Question: Which drug exhibits a 7.146\% 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 or b without using any other words.
Options:
[a] COc1ccccc1NC(=O)NCC(c1ccco1)N1CCCCC1
[b] CCn1c(SCC(=O)N/N=C/C=C/c2ccccc2[N+](=O)[O-])nnc1-c1ccccc1
Answer: b. CCn1c(SCC(=O)N/N=C/C=C/c2ccccc2[N+](=O)[O-])nnc1-c1ccccc1
{#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(SCC(=O)N/N=C/C=C/c2ccccc2[N+](=O)[O-])nnc1-c1ccccc1
CCn1c(SCC(=O)N/N=C/C=C/c2ccccc2[N+](=O)[O-])nnc1-c1ccccc1
2-[(4-ethyl-5-phenyl-1,2,4-triazol-3-yl)sulfanyl]-N-[(E)-[(E)-3-(2-nitrophenyl)prop-2-enylidene]amino]acetamide