Task: Answer the multiple choice question.
Question: Which compound exhibits a 12.164\% 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, or d without using any other words.
Options:
a. COc1cccc(C(=O)c2c[nH]c(C(=O)NCCCN(C)C)c2)c1
b. COc1ccc(CN2CCN(C3CCC3)CC2CCO)c(F)c1
c. Cc1ccc(Cn2cc(C=O)c(-c3ccc(C)cc3)n2)cc1
d. O=C(c1ccc(Cn2c(=S)[nH]c3cc4c(cc3c2=O)OCO4)cc1)N1CCN(c2ncccn2)CC1
Answer: b. COc1ccc(CN2CCN(C3CCC3)CC2CCO)c(F)c1
{#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#}
COc1ccc(CN2CCN(C3CCC3)CC2CCO)c(F)c1
COc1ccc(CN2CCN(C3CCC3)CC2CCO)c(F)c1
2-[4-cyclobutyl-1-[(2-fluoro-4-methoxyphenyl)methyl]piperazin-2-yl]ethanol