Problem statement: Answer the MCQ question.
Question: Which drug has a -4.309\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) C/C(=N\N=C(N)N)c1ccc(Cl)c(Cl)c1.CC(=O)O
(b) Clc1cc(Br)ccc1OCCOCCN1CCOCC1
Answer: b. Clc1cc(Br)ccc1OCCOCCN1CCOCC1
{#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#}
Clc1cc(Br)ccc1OCCOCCN1CCOCC1
Clc1cc(Br)ccc1OCCOCCN1CCOCC1
[Cl][C][=C][C][Branch1][C][Br][=C][C][=C][Ring1][#Branch1][O][C][C][O][C][C][N][C][C][O][C][C][Ring1][=Branch1]
4-[2-[2-(4-bromo-2-chlorophenoxy)ethoxy]ethyl]morpholine