Problem statement: Answer the multiple choice question.
Query: Which compound has a -31.362\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) O=[N+]([O-])c1cc([N+](=O)[O-])c(Oc2cc(F)cc(F)c2F)cc1NN1CCCCC1
b.) CCCCn1c(CN2CCN(C)CC2)nc2ccccc21
Answer: b. CCCCn1c(CN2CCN(C)CC2)nc2ccccc21
{#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#}
CCCCn1c(CN2CCN(C)CC2)nc2ccccc21
CCCCn1c(CN2CCN(C)CC2)nc2ccccc21
1-butyl-2-[(4-methylpiperazin-1-yl)methyl]benzimidazole