Task: Answer the multiple-choice question.
Query: Which compound exhibits a 9.905\% 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] CCCCCN1C(=O)/C(=C/c2c(N3CCc4ccccc4C3)nc3ccccn3c2=O)SC1=S
[b] CCOc1ccccc1NC(=O)CCNC(=O)Cn1ccc2ccccc2c1=O
[c] O=C(/C=C/c1ccc([N+](=O)[O-])cc1)NCc1ccccn1
[d] O=C(COC(=O)c1cncc(Br)c1)NC1CCCC1
Answer: b. CCOc1ccccc1NC(=O)CCNC(=O)Cn1ccc2ccccc2c1=O
{#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#}
CCOc1ccccc1NC(=O)CCNC(=O)Cn1ccc2ccccc2c1=O
CCOc1ccccc1NC(=O)CCNC(=O)Cn1ccc2ccccc2c1=O
N-(2-ethoxyphenyl)-3-[[2-(1-oxoisoquinolin-2-yl)acetyl]amino]propanamide