Task: Answer the multiple choice question.
Question: Which compound has a 0.088\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] COc1cccc(NC(=O)c2cc([N+](=O)[O-])ccc2N2CCN(C)CC2)c1
[b] COC(=O)c1c(C(=O)OC)c2n(c1C)CCC2
Answer: b. COC(=O)c1c(C(=O)OC)c2n(c1C)CCC2
{#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)c1c(C(=O)OC)c2n(c1C)CCC2
COC(=O)c1c(C(=O)OC)c2n(c1C)CCC2
dimethyl 3-methyl-6,7-dihydro-5H-pyrrolizine-1,2-dicarboxylate