Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 16.407\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. Cc1ccc(CNC(=O)Cc2ccc(Br)cc2)cc1
b. Cc1cc(NC(=O)CSc2nc3c(c(=O)n2-c2ccc(Br)cc2)SCC3)no1
c. CCCn1nnnc1SCC(=O)NCc1ccc2c(c1)OCO2
d. Cc1ccccc1OCC1Cn2c(nc3c2c(=O)n(C)c(=O)n3C)O1
Answer: a. Cc1ccc(CNC(=O)Cc2ccc(Br)cc2)cc1
{#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#}
Cc1ccc(CNC(=O)Cc2ccc(Br)cc2)cc1
Cc1ccc(CNC(=O)Cc2ccc(Br)cc2)cc1
2-(4-bromophenyl)-N-[(4-methylphenyl)methyl]acetamide