Task: Answer the MCQ question.
Question: Which compound has a 20.567\% 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. C=CCn1c(SCc2ccc(Br)cc2F)nc2cc(C(=O)O)ccc2c1=O
b. CC(C)(C)c1ccc(-c2nnc(SCCC#N)n2C2CCCC2)cc1
Answer: a. C=CCn1c(SCc2ccc(Br)cc2F)nc2cc(C(=O)O)ccc2c1=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#}
C=CCn1c(SCc2ccc(Br)cc2F)nc2cc(C(=O)O)ccc2c1=O
C=CCn1c(SCc2ccc(Br)cc2F)nc2cc(C(=O)O)ccc2c1=O
2-[(4-bromo-2-fluorophenyl)methylsulfanyl]-4-oxo-3-prop-2-enylquinazoline-7-carboxylic acid