Task: Answer the multiple-choice question.
Question: Which compound exhibits a -12.618\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a) CCN1CCN(Cc2cccc(Oc3ccccc3)c2)CC1
b) CCc1sc(N(C(=O)Cc2ccccc2)c2ccc(F)cc2)nc1-c1ccccc1
c) CC(OC(=O)c1cc2c(ccc3ccccc32)oc1=O)c1nc2ccccc2s1
d) N#Cc1cc([N+](=O)[O-])ccc1NC(=O)COC(=O)C12CC3CC(CC(C3)C1)C2
e) COc1ccc(N(CC(=O)Nc2nc3ccc(C)cc3s2)S(=O)(=O)c2c(C)nn(C)c2C)cc1
Answer: a. CCN1CCN(Cc2cccc(Oc3ccccc3)c2)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#}
CCN1CCN(Cc2cccc(Oc3ccccc3)c2)CC1
CCN1CCN(Cc2cccc(Oc3ccccc3)c2)CC1
1-ethyl-4-[(3-phenoxyphenyl)methyl]piperazine