Task: Answer the multiple-choice question.
Query: Which compound exhibits a 13.561\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a) CCC1(CC)Cc2ccccc2C(=C(C#N)C#N)N1
b) O=c1cc(Nc2ccc3c(c2)OCCO3)[nH]c(=O)n1C1CCCCC1
c) CCN(CC)C(=O)c1csc(Nc2ccc(C)cc2)n1
d) COC(=O)c1ccc(OC)c(CN2CCCN(Cc3cc(C)ccc3C)S2(=O)=O)c1
e) Cn1ncc(C#N)c1/N=C/N(Cc1ccccc1)Cc1ccccc1
Answer: a. CCC1(CC)Cc2ccccc2C(=C(C#N)C#N)N1
{#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#}
CCC1(CC)Cc2ccccc2C(=C(C#N)C#N)N1
CCC1(CC)Cc2ccccc2C(=C(C#N)C#N)N1
2-(3,3-diethyl-2,4-dihydroisoquinolin-1-ylidene)propanedinitrile