Task: Answer the multiple choice question.
Question: Which compound has a 28.232\% 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, b, or c without using any additional words.
Options:
[a] O=C(OCc1ccc2c(c1)OCO2)c1cccc(S(=O)(=O)N2CCCCC2)c1
[b] CCOC(=O)c1cc(-c2ccc3c(c2)OCCO3)n[nH]1
[c] CCC(C)NC(=O)C1c2cc(OC)c(OC)cc2C(=O)N(C)C1c1ccc(OC)cc1
Answer: b. CCOC(=O)c1cc(-c2ccc3c(c2)OCCO3)n[nH]1
{#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)c1cc(-c2ccc3c(c2)OCCO3)n[nH]1
CCOC(=O)c1cc(-c2ccc3c(c2)OCCO3)n[nH]1
ethyl 3-(2,3-dihydro-1,4-benzodioxin-6-yl)-1H-pyrazole-5-carboxylate