Task: Answer the multiple-choice question.
Question: Which drug exhibits a -1.385\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCOc1ccc2[nH]c(=O)c(CN(Cc3ccco3)C(CC)c3nnnn3Cc3ccccc3)cc2c1
(b) CCCCCCNC(=O)CCc1nc2cccnc2n1Cc1ccc(OC)cc1
Answer: b. CCCCCCNC(=O)CCc1nc2cccnc2n1Cc1ccc(OC)cc1
{#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#}
CCCCCCNC(=O)CCc1nc2cccnc2n1Cc1ccc(OC)cc1
CCCCCCNC(=O)CCc1nc2cccnc2n1Cc1ccc(OC)cc1
N-hexyl-3-[3-[(4-methoxyphenyl)methyl]imidazo[4,5-b]pyridin-2-yl]propanamide