Task: Answer the multiple choice question.
Question: Which compound exhibits a 18.758\% 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) O=C(O)CC1(CC(=O)Nc2ccc3sccc3c2)CCCCC1
b) COC(=O)c1cn(C(C)C(=O)NCc2ccco2)c2ccccc12
c) CC(C)NC(=O)CCn1c(=S)oc2ccccc21
Answer: b. COC(=O)c1cn(C(C)C(=O)NCc2ccco2)c2ccccc12
{#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#}
COC(=O)c1cn(C(C)C(=O)NCc2ccco2)c2ccccc12
COC(=O)c1cn(C(C)C(=O)NCc2ccco2)c2ccccc12
methyl 1-[1-(furan-2-ylmethylamino)-1-oxopropan-2-yl]indole-3-carboxylate