Task: Answer the multiple choice question.
Query: Which compound has a -2.391\% 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] S=C1CCC(c2ccc(Cl)cc2)=NN1c1ccccc1
[b] COc1ccccc1NC(=O)CN1CCN(CC(=O)Nc2ccc(OCc3ccccc3)cc2)CC1
Answer: b. COc1ccccc1NC(=O)CN1CCN(CC(=O)Nc2ccc(OCc3ccccc3)cc2)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#}
COc1ccccc1NC(=O)CN1CCN(CC(=O)Nc2ccc(OCc3ccccc3)cc2)CC1
COc1ccccc1NC(=O)CN1CCN(CC(=O)Nc2ccc(OCc3ccccc3)cc2)CC1
2-[4-[2-(2-methoxyanilino)-2-oxoethyl]piperazin-1-yl]-N-(4-phenylmethoxyphenyl)acetamide