Problem statement: Answer the multiple-choice question.
Question: Which compound has a -81.996\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CCCc1cc(=O)oc2cc(C)cc(OC(C)C(=O)N[C@@H](Cc3c[nH]c4ccccc34)C(=O)O)c12
b. CCOc1ccc(CN2CCN(Cc3cc4ccccc4o3)CC2CCO)cc1
Answer: b. CCOc1ccc(CN2CCN(Cc3cc4ccccc4o3)CC2CCO)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#}
CCOc1ccc(CN2CCN(Cc3cc4ccccc4o3)CC2CCO)cc1
CCOc1ccc(CN2CCN(Cc3cc4ccccc4o3)CC2CCO)cc1
2-[4-(1-benzofuran-2-ylmethyl)-1-[(4-ethoxyphenyl)methyl]piperazin-2-yl]ethanol