Problem statement: Answer the multiple-choice question.
Question: Which compound has a -4.205\% 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: CC(=O)c1ccc(N2CCN(C(=O)COc3ccc4c(c3)CCC4)CC2)cc1
b: COc1ccc(CCNC(=O)C2CC(=O)N(C3CCCC3)C2)cc1OC
Answer: b. COc1ccc(CCNC(=O)C2CC(=O)N(C3CCCC3)C2)cc1OC
{#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#}
1-cyclopentyl-N-[2-(4,5-dimethoxyphenyl)ethyl]-5-oxopyrrolidine-3-carboxamide