Task: Answer the multiple choice question.
Query: Which compound has a 11.333\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] S=c1[nH]nc2nnc3ccccc3n12
[b] CN(CCO)c1cnccn1
[c] Cc1[nH]n(-c2ccccc2)c(=O)c1N=Nc1ccc2c(c1)OCCO2
[d] COC(=O)c1ccc(NC(=S)N2CCN(Cc3cccc(C)c3)CC2)cc1
[e] Cc1cc(C)c2c(C(C)(C)C)nn(-c3ccccc3)c2n1
Answer: b. CN(CCO)c1cnccn1
{#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#}
CN(CCO)c1cnccn1
CN(CCO)c1cnccn1
2-[methyl(pyrazin-2-yl)amino]ethanol