Task: Answer the multiple-choice question.
Question: Which compound exhibits a 2.053\% 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: COc1ccc(CNC(=O)CSc2nc(SC)ns2)cc1
b: CCCCc1cc(=O)oc2c(C)c(OCC(=O)N3CCC(C(N)=O)CC3)ccc12
c: Cc1ccc(Cn2cnc3ccccc32)cc1C
d: c1ccc(-c2noc(C34CC5CC(CC(C5)C3)C4)n2)cc1
Answer: b. CCCCc1cc(=O)oc2c(C)c(OCC(=O)N3CCC(C(N)=O)CC3)ccc12
{#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#}
CCCCc1cc(=O)oc2c(C)c(OCC(=O)N3CCC(C(N)=O)CC3)ccc12
CCCCc1cc(=O)oc2c(C)c(OCC(=O)N3CCC(C(N)=O)CC3)ccc12
1-[2-(4-butyl-8-methyl-2-oxochromen-7-yl)oxyacetyl]piperidine-4-carboxamide