Problem statement: Answer the MCQ question.
Question: Which compound has a 12.078\% 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: CCCCNCC1CCCO1
b: O=C(CSc1nnc(COc2ccc(Br)cc2)o1)N1CCOCC1
c: Cc1ccc(OCc2cc(C(=O)NCCc3cccnc3)no2)cc1C
d: COc1cccc(C(=O)Nc2cc(OC)ccc2NC(=O)c2ccco2)c1
Answer: a. CCCCNCC1CCCO1
{#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#}
CCCCNCC1CCCO1
CCCCNCC1CCCO1
N-(oxolan-2-ylmethyl)butan-1-amine