Task: Answer the multiple-choice question.
Question: What is the hERG inhibition at a concentration of 1uM of a compound with the SMILES COc1ccc(N2CCN(C(=O)c3cc(=O)c4cc(C)cc(C)c4o3)CC2)cc1?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
(a) 13.276
(b) 0.899
(c) -2.237
(d) -6.473
Answer: c. -2.237\%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_1uM__names__noun} of a {#compound|drug!} with the {SMILES__description} {SMILES#}?
Constraint: You must return none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{herg_central_at_1uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_1uM#}{herg_central_at_1uM__units}.
COc1ccc(N2CCN(C(=O)c3cc(=O)c4cc(C)cc(C)c4o3)CC2)cc1
COc1ccc(N2CCN(C(=O)c3cc(=O)c4cc(C)cc(C)c4o3)CC2)cc1
2-[4-(4-methoxyphenyl)piperazine-1-carbonyl]-6,8-dimethylchromen-4-one