Task: Answer the multiple-choice question.
Query: Which drug has a 2.644\% 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: CCC(C)n1c(O)c(/C=N/N2CCOCC2)c(=O)[nH]c1=S
b: CCOC(=O)N1CCC(N2CCN(c3ccccc3)CC2)CC1.Cl
Answer: b. CCOC(=O)N1CCC(N2CCN(c3ccccc3)CC2)CC1.Cl
{#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)N1CCC(N2CCN(c3ccccc3)CC2)CC1.Cl
CCOC(=O)N1CCC(N2CCN(c3ccccc3)CC2)CC1.Cl
ethyl 4-(4-phenylpiperazin-1-yl)piperidine-1-carboxylate;hydrochloride