Problem statement: Answer the multiple-choice question.
Question: Which drug has a 3.778\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) CN1CCN(c2nc(-c3ccc(Br)cc3)nnc2-c2ccccc2)CC1
b) N#Cc1ccsc1NC(=O)CCc1ccccc1
c) COc1cccc(NC(=O)C(NC2CCCC2)c2ccccc2)c1
Answer: a. CN1CCN(c2nc(-c3ccc(Br)cc3)nnc2-c2ccccc2)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#}
3-(4-bromophenyl)-5-(4-methylpiperazin-1-yl)-6-phenyl-1,2,4-triazine