Task: Answer the multiple choice question.
Question: Which compound exhibits a -18.882% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a CCOC(=O)C(C(=O)Nc1ccccn1)C1CCCCC1
b CCOC(=O)Cn1nc(-c2ccc(Cl)cc2)ccc1=O
c Cl.c1coc(Cn2nnnc2CN2CCN(C3CCCCC3)CC2)c1
d COC(=O)c1cc(Sc2cccc(Cl)c2Cl)ccn1
e COCCNc1nc2c(c(=O)n(Cc3cccc(Cl)c3)c(=O)n2C)n1C
Answer: b. CCOC(=O)Cn1nc(-c2ccc(Cl)cc2)ccc1=O
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOC(=O)Cn1nc(-c2ccc(Cl)cc2)ccc1=O
CCOC(=O)Cn1nc(-c2ccc(Cl)cc2)ccc1=O
ethyl2-[3-(4-chlorophenyl)-6-oxopyridazin-1-yl]acetate