Task: Answer the multiple-choice question.
Question: Which drug has a 0.431\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) CCOc1[nH]n(-c2ccccc2)c(=O)c1C=NCc1cccnc1
b) CCC(C)n1c(-c2cc(OC)c(OC)c(OC)c2)nc2nc3ccccc3nc21
Answer: b. CCC(C)n1c(-c2cc(OC)c(OC)c(OC)c2)nc2nc3ccccc3nc21
{#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#}
CCC(C)n1c(-c2cc(OC)c(OC)c(OC)c2)nc2nc3ccccc3nc21
CCC(C)n1c(-c2cc(OC)c(OC)c(OC)c2)nc2nc3ccccc3nc21
3-butan-2-yl-2-(3,4,5-trimethoxyphenyl)imidazo[4,5-b]quinoxaline