Task: Answer the multiple-choice question.
Query: Which compound exhibits a -88.888\% 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) COc1ccc(CCNC(=O)c2cc3c(=O)n4ccccc4nc3n(CCCN3CCOCC3)c2=N)cc1
b) COc1ccccc1C(=O)NC(CCSC)C(=O)NCc1ccccn1
c) Cc1ccccc1CN1CCc2cc([N+](=O)[O-])ccc21
d) CCc1cccc(CC)c1NC(=O)c1ccccc1CCc1ccccc1
Answer: a. COc1ccc(CCNC(=O)c2cc3c(=O)n4ccccc4nc3n(CCCN3CCOCC3)c2=N)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#}
COc1ccc(CCNC(=O)c2cc3c(=O)n4ccccc4nc3n(CCCN3CCOCC3)c2=N)cc1
COc1ccc(CCNC(=O)c2cc3c(=O)n4ccccc4nc3n(CCCN3CCOCC3)c2=N)cc1
6-imino-N-[2-(4-methoxyphenyl)ethyl]-7-(3-morpholin-4-ylpropyl)-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxamide