Task: Answer the multiple choice question.
Query: Which drug has a 21.103\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: Cc1ccccc1Cn1nnc(C(=O)Nc2cccc(C)c2C)c1N
b: N=c1c(S(=O)(=O)c2ccc(Br)cc2)cc2c(=O)n3ccccc3nc2n1C1CCCCC1
Answer: b. N=c1c(S(=O)(=O)c2ccc(Br)cc2)cc2c(=O)n3ccccc3nc2n1C1CCCCC1
{#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#}
N=c1c(S(=O)(=O)c2ccc(Br)cc2)cc2c(=O)n3ccccc3nc2n1C1CCCCC1
N=c1c(S(=O)(=O)c2ccc(Br)cc2)cc2c(=O)n3ccccc3nc2n1C1CCCCC1
5-(4-bromophenyl)sulfonyl-7-cyclohexyl-6-imino-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaen-2-one