Task: Answer the MCQ question.
Query: Which compound exhibits a 7.675\% 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 additional words.
Options:
a COc1ccc(CCn2c(=O)[nH]c3cc(C(=O)N4CCN(c5ccccc5)CC4)ccc3c2=O)cc1OC
b Cc1[nH]n(-c2ccc([N+](=O)[O-])cc2)c(=O)c1C=NCC1CCCO1
c COc1ccc2oc(-c3ccco3)cc(=O)c2c1
d Cn1c(N)c(C(=O)COC(=O)CC2CC3CCC2C3)c(=O)n(C)c1=O
Answer: b. Cc1[nH]n(-c2ccc([N+](=O)[O-])cc2)c(=O)c1C=NCC1CCCO1
{#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#}
Cc1[nH]n(-c2ccc([N+](=O)[O-])cc2)c(=O)c1C=NCC1CCCO1
Cc1[nH]n(-c2ccc([N+](=O)[O-])cc2)c(=O)c1C=NCC1CCCO1
5-methyl-2-(4-nitrophenyl)-4-(oxolan-2-ylmethyliminomethyl)-1H-pyrazol-3-one