Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a 13.639\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] O=C(NCCS(=O)(=O)NCc1ccccc1Cl)c1ccc2c(c1)OCO2
[b] Nc1nc2ccc(OC(F)(F)F)cc2s1
[c] O=C(CCCCCn1c(=O)[nH]c2ccccc2c1=O)NCCCN1CCN(c2ccccc2F)CC1
[d] O=C(NCCOc1ccc(Cl)cc1)C1CC(=O)N(c2ccc3c(c2)OCCO3)C1
Answer: b. Nc1nc2ccc(OC(F)(F)F)cc2s1
{#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#}
Nc1nc2ccc(OC(F)(F)F)cc2s1
Nc1nc2ccc(OC(F)(F)F)cc2s1
6-(trifluoromethoxy)-1,3-benzothiazol-2-amine