Task: Answer the MCQ question.
Question: Which compound exhibits a 4.282\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. Cc1ccc(CCNC(=O)c2coc3nc4ccccc4nc23)cc1
b. Cc1ccnc(-n2c(C)nc3ccccc3c2=O)c1
c. CCN(C(=S)NC(=O)c1ccccc1Br)C1CCCCC1
d. O=C(Nc1ccc(S(=O)(=O)N2CCCC2)cc1)C1CCN(S(=O)(=O)c2ccc(F)cc2)CC1
e. c1cnc(NC2CCCCCC2)nc1
Answer: a. Cc1ccc(CCNC(=O)c2coc3nc4ccccc4nc23)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(CCNC(=O)c2coc3nc4ccccc4nc23)cc1
Cc1ccc(CCNC(=O)c2coc3nc4ccccc4nc23)cc1
N-[2-(4-methylphenyl)ethyl]furo[3,2-b]quinoxaline-3-carboxamide