Task: Answer the multiple-choice question.
Question: Which compound has a -2.647\% 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 O=C(COC(=O)CCCNC(=O)c1ccc(Cl)cc1)NCc1ccccc1Cl
b CCOC(=O)c1ccc(N(C(=O)c2cnccn2)C(C(=O)NC2CCCCC2)c2cn(C)nc2C)cc1
Answer: a. O=C(COC(=O)CCCNC(=O)c1ccc(Cl)cc1)NCc1ccccc1Cl
{#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#}
O=C(COC(=O)CCCNC(=O)c1ccc(Cl)cc1)NCc1ccccc1Cl
O=C(COC(=O)CCCNC(=O)c1ccc(Cl)cc1)NCc1ccccc1Cl
[2-[(2-chlorophenyl)methylamino]-2-oxoethyl]4-[(4-chlorobenzoyl)amino]butanoate