Task: Answer the multiple-choice question.
Question: Which compound exhibits a -13.151\% 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, b, c, or d without using any additional words.
Options:
a. CCOc1ccc(CCNC(=O)COC(=O)c2ccc(S(C)(=O)=O)cc2)cc1OCC
b. O=C(Nc1nccs1)c1cccc(N2C(=O)C3C4C=CC(C4)C3C2=O)c1
c. CN(CC(=O)Nc1ccc(Cl)c(C(F)(F)F)c1)C(=O)c1cc(=O)[nH]c2ccccc12
d. O=C(CN1CCN(S(=O)(=O)c2ccc(F)cc2)CC1)Nc1cc(C(F)(F)F)ccc1Cl
Answer: b. O=C(Nc1nccs1)c1cccc(N2C(=O)C3C4C=CC(C4)C3C2=O)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#}
O=C(Nc1nccs1)c1cccc(N2C(=O)C3C4C=CC(C4)C3C2=O)c1
O=C(Nc1nccs1)c1cccc(N2C(=O)C3C4C=CC(C4)C3C2=O)c1
3-(3,5-dioxo-4-azatricyclo[5.2.1.02,6]dec-8-en-4-yl)-N-(1,3-thiazol-2-yl)benzamide