Task: Answer the MCQ question.
Question: Which drug exhibits a 5.589\% 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) CCN1CCN(c2nc3sc4c(c3c(=O)n2-c2ccc(OC)cc2)CCCCC4)CC1
b) CCOC(=O)c1ccc2nc(C(F)(F)F)[nH]c(=O)c2c1
Answer: b. CCOC(=O)c1ccc2nc(C(F)(F)F)[nH]c(=O)c2c1
{#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#}
CCOC(=O)c1ccc2nc(C(F)(F)F)[nH]c(=O)c2c1
CCOC(=O)c1ccc2nc(C(F)(F)F)[nH]c(=O)c2c1
ethyl 4-oxo-2-(trifluoromethyl)-3H-quinazoline-6-carboxylate