Task: Answer the multiple-choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a compound with the SMILES C=CCOC(=O)C1=C[C@H](c2ccc(Br)cc2)[C@@H](CCCO)[C@H](OCC)O1?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
(a) -10.271
(b) 10.131
(c) 18.978
Answer: a. -10.271\%.
{#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}.
C=CCOC(=O)C1=C[C@H](c2ccc(Br)cc2)[C@@H](CCCO)[C@H](OCC)O1
C=CCOC(=O)C1=C[C@H](c2ccc(Br)cc2)[C@@H](CCCO)[C@H](OCC)O1
prop-2-enyl (2R,3R,4S)-4-(4-bromophenyl)-2-ethoxy-3-(3-hydroxypropyl)-3,4-dihydro-2H-pyran-6-carboxylate