Task: Answer the multiple-choice question.
Query: Which compound has a 0.305\% 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 additional words.
Options:
a CCOC(=O)NN1C(=O)c2ccccc2NC1c1cccnc1
b Cc1cc(OCC(=O)N2CCC(O)(c3ccc(Cl)cc3)CC2)c2c(C)cc(=O)oc2c1
Answer: a. CCOC(=O)NN1C(=O)c2ccccc2NC1c1cccnc1
{#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)NN1C(=O)c2ccccc2NC1c1cccnc1
CCOC(=O)NN1C(=O)c2ccccc2NC1c1cccnc1
ethylN-(4-oxo-2-pyridin-3-yl-1,2-dihydroquinazolin-3-yl)carbamate