Problem statement: Answer the MCQ question.
Query: Which drug has a -1.216\% 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) O=Cc1cc(Br)c(OC(=O)N2CCOCC2)c(Br)c1
(b) CC(CCc1ccccc1)NC(=O)COC(=O)c1cccs1
Answer: a. O=Cc1cc(Br)c(OC(=O)N2CCOCC2)c(Br)c1
{#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#}
O=Cc1cc(Br)c(OC(=O)N2CCOCC2)c(Br)c1
O=Cc1cc(Br)c(OC(=O)N2CCOCC2)c(Br)c1
(2,6-dibromo-4-formylphenyl) morpholine-4-carboxylate