Task: Answer the MCQ question.
Query: What is the hERG inhibition at 1uM of a drug with the SMILES CN(C)CCN1C(=O)c2oc3ccc(Cl)cc3c(=O)c2C1c1cccc(Br)c1?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
a 7.413
b 9.447
c 9.301
d 12.118
Answer: a. 7.413\%.
{#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}.
CN(C)CCN1C(=O)c2oc3ccc(Cl)cc3c(=O)c2C1c1cccc(Br)c1
CN(C)CCN1C(=O)c2oc3ccc(Cl)cc3c(=O)c2C1c1cccc(Br)c1
1-(3-bromophenyl)-7-chloro-2-[2-(dimethylamino)ethyl]-1H-chromeno[2,3-c]pyrrole-3,9-dione