Task: Answer the multiple choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a drug with the SMILES O=C(c1cnn2c1NC(c1ccc(Br)cc1)CC2C(F)(F)F)N1CCN2CCCC2C1?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
(a) -23.211
(b) 2.398
Answer: a. -23.211\%.
{#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}.
O=C(c1cnn2c1NC(c1ccc(Br)cc1)CC2C(F)(F)F)N1CCN2CCCC2C1
O=C(c1cnn2c1NC(c1ccc(Br)cc1)CC2C(F)(F)F)N1CCN2CCCC2C1
3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-2-yl-[5-(4-bromophenyl)-7-(trifluoromethyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidin-3-yl]methanone