Task: Answer the multiple choice question.
Query: Which compound has a 16.198\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. COC(=O)c1ccc(N2CCN(C)CC2)c(NC(=O)c2cccs2)c1
b. COc1ccc(C(=O)NCCc2nnc3ccc(SCC(=O)N4CCCC4)nn23)cc1
c. CCOC(=O)C1CCN(S(=O)(=O)c2ccc(NC(C)=O)c(Cl)c2)CC1
d. Cc1ccc(CNC(=O)CCCC(=O)c2ccccc2)cc1
e. COc1cc(N2C(=O)c3ccccc3C2=O)c(Cl)cc1C(=O)OCC(=O)NCc1ccco1
Answer: b. COc1ccc(C(=O)NCCc2nnc3ccc(SCC(=O)N4CCCC4)nn23)cc1
{#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#}
COc1ccc(C(=O)NCCc2nnc3ccc(SCC(=O)N4CCCC4)nn23)cc1
COc1ccc(C(=O)NCCc2nnc3ccc(SCC(=O)N4CCCC4)nn23)cc1
4-methoxy-N-[2-[6-(2-oxo-2-pyrrolidin-1-ylethyl)sulfanyl-[1,2,4]triazolo[4,3-b]pyridazin-3-yl]ethyl]benzamide