Task: Answer the MCQ question.
Query: Which compound exhibits a -1.270\% 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.) COC(=O)CCC(=O)NC(=S)Nc1ccc(S(=O)(=O)Nc2cc(C)on2)cc1
b.) CCCCn1c(=N)c(S(=O)(=O)c2ccc(Br)cc2)cc2c(=O)n3cccc(C)c3nc21
c.) CCOC(=O)C1C2C=CC3(CN(Cc4ccccc4)C(=O)C13)O2
d.) CCOC(=O)c1cc(NC(=O)Nc2ccc(Br)cc2)c(C)nc1C
e.) CC(C)c1ccccc1NC(=O)COC(=O)Cc1ccsc1
Answer: b. CCCCn1c(=N)c(S(=O)(=O)c2ccc(Br)cc2)cc2c(=O)n3cccc(C)c3nc21
{#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#}
CCCCn1c(=N)c(S(=O)(=O)c2ccc(Br)cc2)cc2c(=O)n3cccc(C)c3nc21
CCCCn1c(=N)c(S(=O)(=O)c2ccc(Br)cc2)cc2c(=O)n3cccc(C)c3nc21
5-(4-bromophenyl)sulfonyl-7-butyl-6-imino-11-methyl-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaen-2-one