Task: Answer the MCQ question.
Query: Which compound exhibits a -1.716\% 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 other words.
Options:
a. Nc1c(C(=O)Nc2ccc(Cl)c(Cl)c2)sc2nc(-c3cccnc3)ccc12
b. O=C(Nc1ccc(Br)cc1Cl)Nn1cnnc1
c. Cc1ccccc1-n1c(SCC(=O)N/N=C/c2c(C)nn(-c3ccccc3)c2C)nc2ccccc2c1=O
d. Cc1nnc(N/N=C/c2ccc(-c3ccc(Br)cc3)o2)n1N.Cl
e. Cc1nc2nc(C)c(CCC(=O)O)c(C)n2n1
Answer: b. O=C(Nc1ccc(Br)cc1Cl)Nn1cnnc1
{#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(Nc1ccc(Br)cc1Cl)Nn1cnnc1
O=C(Nc1ccc(Br)cc1Cl)Nn1cnnc1
1-(4-bromo-2-chlorophenyl)-3-(1,2,4-triazol-4-yl)urea