Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 21.043\% 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. COCCNC(=O)Cc1c(C)c2c(cc(C)c3c(C)coc32)oc1=O
b. CC1=CC(C)(C)Nc2ccc(OC(=O)CN3C(=O)c4ccccc4C3=O)cc21
Answer: b. CC1=CC(C)(C)Nc2ccc(OC(=O)CN3C(=O)c4ccccc4C3=O)cc21
{#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#}
CC1=CC(C)(C)Nc2ccc(OC(=O)CN3C(=O)c4ccccc4C3=O)cc21
CC1=CC(C)(C)Nc2ccc(OC(=O)CN3C(=O)c4ccccc4C3=O)cc21
(2,2,4-trimethyl-1H-quinolin-6-yl) 2-(1,3-dioxoisoindol-2-yl)acetate