Task: Answer the multiple choice question.
Query: What is the hERG inhibition at a concentration of 1uM of a compound with the SMILES COc1ccc(C(C(O)C(=O)c2c[nH]c3ccccc23)N2CCN(c3ccccc3)CC2)cc1?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
a. 4.753
b. 5.804
c. 4.541
d. 2.782
Answer: a. 4.753\%.
{#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(C(C(O)C(=O)c2c[nH]c3ccccc23)N2CCN(c3ccccc3)CC2)cc1
COc1ccc(C(C(O)C(=O)c2c[nH]c3ccccc23)N2CCN(c3ccccc3)CC2)cc1
2-hydroxy-1-(1H-indol-3-yl)-3-(4-methoxyphenyl)-3-(4-phenylpiperazin-1-yl)propan-1-one