Problem statement: Answer the multiple choice question.
Query: Which drug has a 2.139\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. Cc1ccc(S(=O)(=O)N(c2nc(NC(C)C)nc(NC(C)C)n2)n2cnnc2)cc1
b. C(=N/n1cnnc1)\c1ccccc1OCCOc1ccccc1
c. Brc1ccccc1-c1nnc2sc(-c3ccc4c(c3)OCCO4)nn12
Answer: c. Brc1ccccc1-c1nnc2sc(-c3ccc4c(c3)OCCO4)nn12
{#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#}
Brc1ccccc1-c1nnc2sc(-c3ccc4c(c3)OCCO4)nn12
Brc1ccccc1-c1nnc2sc(-c3ccc4c(c3)OCCO4)nn12
3-(2-bromophenyl)-6-(2,3-dihydro-1,4-benzodioxin-6-yl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole