Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 8.850\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) COc1ccccc1N(CC(=O)NCCC1=CCCCC1)S(=O)(=O)c1ccccc1
(b) CC1=C(C)C(OCCBr)N(c2cc(O)c(Cl)cc2F)C1=O
Answer: b. CC1=C(C)C(OCCBr)N(c2cc(O)c(Cl)cc2F)C1=O
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CC1=C(C)C(OCCBr)N(c2cc(O)c(Cl)cc2F)C1=O
CC1=C(C)C(OCCBr)N(c2cc(O)c(Cl)cc2F)C1=O
2-(2-bromoethoxy)-1-(4-chloro-2-fluoro-5-hydroxyphenyl)-3,4-dimethyl-2H-pyrrol-5-one