Task: Answer the multiple choice question.
Question: Which drug has a 8.166\% 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 other words.
Options:
a.) O=C1CCCc2c1[nH]c1c(Br)cccc21
b.) CCOc1cc(C(=O)N2CCN(c3ccccc3)CC2)cc(OCC)c1OCC
c.) c1csc(-c2nc3ccccn3c2NC2CCCCC2)c1
d.) CCCNc1nc2c(c(=O)[nH]c(=O)n2C)n1Cc1cccc(Br)c1
Answer: d. CCCNc1nc2c(c(=O)[nH]c(=O)n2C)n1Cc1cccc(Br)c1
{#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#}
7-[(3-bromophenyl)methyl]-3-methyl-8-(propylamino)purine-2,6-dione