Task: Answer the multiple-choice question.
Question: Which compound has a 3.499\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a COC(=O)/C=C/C(=O)Nc1cccnc1
b Cc1ccccc1OCC(=O)OCC(=O)NCc1cccs1
Answer: a. COC(=O)/C=C/C(=O)Nc1cccnc1
{#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)/C=C/C(=O)Nc1cccnc1
COC(=O)/C=C/C(=O)Nc1cccnc1
methyl (E)-4-oxo-4-(pyridin-3-ylamino)but-2-enoate