Problem statement: Answer the multiple choice question.
Question: Which compound has a 4.494\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a.) COc1ccc(N2CCN(C(=O)c3cccnc3SCc3cccc(Br)c3)CC2)cc1
b.) CC(OC(=O)c1ccc(Br)o1)C(=O)Nc1ccc2c(c1)OCCO2
c.) Cc1cccc(NC(=S)N(Cc2cccc(Br)c2)CC2CCC(C(=O)O)CC2)c1
d.) Cc1ccc(Cn2nnc3c(=O)n(Cc4cccc(C)c4)cnc32)cc1
e.) CCOc1ccc(C(=O)Oc2cc(C)[nH]c(=O)c2[N+](=O)[O-])cc1OCC
Answer: b. CC(OC(=O)c1ccc(Br)o1)C(=O)Nc1ccc2c(c1)OCCO2
{#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#}
CC(OC(=O)c1ccc(Br)o1)C(=O)Nc1ccc2c(c1)OCCO2
CC(OC(=O)c1ccc(Br)o1)C(=O)Nc1ccc2c(c1)OCCO2
[1-(2,3-dihydro-1,4-benzodioxin-6-ylamino)-1-oxopropan-2-yl] 5-bromofuran-2-carboxylate