Task: Answer the multiple-choice question.
Query: Which drug has a -2.456\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. N#Cc1ccccc1Oc1ccccc1C=O
b. CCOC(=O)c1ccc(NC(=S)NCCCN2CCN(C3CCCCC3)CC2)cc1
c. Cn1c(=O)c2c(ncn2CC(COCc2ccccc2Cl)OCc2ccccc2Cl)n(C)c1=O
Answer: b. CCOC(=O)c1ccc(NC(=S)NCCCN2CCN(C3CCCCC3)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#}
ethyl4-[3-(4-cyclohexylpiperazin-1-yl)propylcarbamothioylamino]benzoate