Task: Answer the multiple choice question.
Question: Which drug has a -0.286\% 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.) OCCn1c(CSc2nc3ccccc3n2CCO)nc2ccccc21
b.) O=c1[nH]c(=S)n(CCC2=CCCCC2)c(O)c1C=NCc1cccnc1
Answer: a. OCCn1c(CSc2nc3ccccc3n2CCO)nc2ccccc21
{#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#}
OCCn1c(CSc2nc3ccccc3n2CCO)nc2ccccc21
OCCn1c(CSc2nc3ccccc3n2CCO)nc2ccccc21
2-[2-[[1-(2-hydroxyethyl)benzimidazol-2-yl]sulfanylmethyl]benzimidazol-1-yl]ethanol