Task: Answer the multiple choice question.
Question: Which compound has a 8.736\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) Cc1cc(C(=O)N/N=C/c2sc(N3CCOCC3)nc2-c2ccccc2)c(C)o1
(b) CCC(=O)c1cc(F)c(N2CCN(CC)CC2)cc1C
Answer: b. CCC(=O)c1cc(F)c(N2CCN(CC)CC2)cc1C
{#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#}
CCC(=O)c1cc(F)c(N2CCN(CC)CC2)cc1C
CCC(=O)c1cc(F)c(N2CCN(CC)CC2)cc1C
1-[4-(4-ethylpiperazin-1-yl)-5-fluoro-2-methylphenyl]propan-1-one