Task: Answer the multiple choice question.
Question: Which drug exhibits a -83.755\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a CCOCCCN(C)C1CCN(C(=O)c2oc3ccccc3c2NC(=O)Cc2cccc([N+](=O)[O-])c2)CC1
b CNc1nc2c(C)cccn2c(=O)c1C=NCc1ccccc1
c O=C(C1CC1)N1CCN(c2ccc(O)cc2)CC1
d Cl.O=C(CCc1ccccc1)OCCN1CCOCC1
Answer: a. CCOCCCN(C)C1CCN(C(=O)c2oc3ccccc3c2NC(=O)Cc2cccc([N+](=O)[O-])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#}
CCOCCCN(C)C1CCN(C(=O)c2oc3ccccc3c2NC(=O)Cc2cccc([N+](=O)[O-])c2)CC1
CCOCCCN(C)C1CCN(C(=O)c2oc3ccccc3c2NC(=O)Cc2cccc([N+](=O)[O-])c2)CC1
[3-[2-[[2-[4-[3-ethoxypropyl(methyl)amino]piperidine-1-carbonyl]-1-benzofuran-3-yl]amino]-2-oxoethyl]phenyl]-oxido-oxoazanium