Task: Answer the multiple-choice question.
Question: Which compound exhibits a -59.825\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) O=[N+]([O-])c1ccc(N2CCN(c3cccc(Cl)c3)CC2)cn1
b.) CCc1ccc(C(O)(CC)C(CN2CCOCC2)c2ccccc2)cc1.Cl
c.) CCCN(C(=O)c1cccc(-n2cccc2)c1)c1c(N)n(Cc2ccccc2)c(=O)[nH]c1=O
d.) CN(CCc1ccccn1)C(=O)Nc1ccc(Cl)cc1
Answer: a. O=[N+]([O-])c1ccc(N2CCN(c3cccc(Cl)c3)CC2)cn1
{#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#}
O=[N+]([O-])c1ccc(N2CCN(c3cccc(Cl)c3)CC2)cn1
O=[N+]([O-])c1ccc(N2CCN(c3cccc(Cl)c3)CC2)cn1
1-(3-chlorophenyl)-4-(6-nitropyridin-3-yl)piperazine