Task: Answer the multiple-choice question.
Question: Which drug has a -2.576\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) O=C(CN1CCCCCC1=O)N1CCN(S(=O)(=O)c2cccs2)CC1
b) CCOC(=O)C1(Cc2cccc(Cl)c2)CCCN(C(=O)c2ccc(COC)s2)C1
Answer: b. CCOC(=O)C1(Cc2cccc(Cl)c2)CCCN(C(=O)c2ccc(COC)s2)C1
{#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#}
CCOC(=O)C1(Cc2cccc(Cl)c2)CCCN(C(=O)c2ccc(COC)s2)C1
CCOC(=O)C1(Cc2cccc(Cl)c2)CCCN(C(=O)c2ccc(COC)s2)C1
ethyl 3-[(3-chlorophenyl)methyl]-1-[5-(methoxymethyl)thiophene-2-carbonyl]piperidine-3-carboxylate