Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a -2.508\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) COc1ccc(CC(=O)OCC(=O)N2CCCC(C)C2)cc1
b) O=C(OCC#CCSc1nc2ccccc2s1)c1ccco1
c) O=C1CSC(c2cccc([N+](=O)[O-])c2)N1CCc1ccccc1
Answer: b. O=C(OCC#CCSc1nc2ccccc2s1)c1ccco1
{#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(OCC#CCSc1nc2ccccc2s1)c1ccco1
O=C(OCC#CCSc1nc2ccccc2s1)c1ccco1
4-(1,3-benzothiazol-2-ylsulfanyl)but-2-ynyl furan-2-carboxylate