Task: Answer the MCQ question.
Question: Which drug has a 15.988\% 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(Nc1ccc2c(c1)OCCO2)Nc1ccc2c(c1)OCO2
[b] Oc1ccc(-c2nc3ccccn3c2NCc2ccco2)cc1
[c] CC1=NN(C(=O)c2ccc(Br)cc2)C(O)(c2ccccc2)C1
Answer: a. O=C(Nc1ccc2c(c1)OCCO2)Nc1ccc2c(c1)OCO2
{#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#}
O=C(Nc1ccc2c(c1)OCCO2)Nc1ccc2c(c1)OCO2
O=C(Nc1ccc2c(c1)OCCO2)Nc1ccc2c(c1)OCO2
[O][=C][Branch2][Ring1][C][N][C][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][C][C][O][Ring1][#Branch1][N][C][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][C][O][Ring1][=Branch1]
1-(1,3-benzodioxol-5-yl)-3-(2,3-dihydro-1,4-benzodioxin-6-yl)urea