Problem statement: Answer the MCQ question.
Question: Which compound has a 18.974\% 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 COc1ccc(C(=O)c2c[nH]c(C(=O)NCC3CCCO3)c2)cc1
b CCC1=NN(C(=O)c2cccc([N+](=O)[O-])c2)C(O)(c2ccc(C)cc2)C1
c O=C(Nc1ccccc1)N1CCCN(Cc2c(F)cccc2Cl)CC1
d COc1cc2c(cc1OC)C1Cc3ccc(OC)c(OC)c3CN1CC2.Cl
e CCc1nc2sc3ccccc3c(=O)c2c(=O)n1Cc1ccc(OC)cc1
Answer: b. CCC1=NN(C(=O)c2cccc([N+](=O)[O-])c2)C(O)(c2ccc(C)cc2)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#}
CCC1=NN(C(=O)c2cccc([N+](=O)[O-])c2)C(O)(c2ccc(C)cc2)C1
CCC1=NN(C(=O)c2cccc([N+](=O)[O-])c2)C(O)(c2ccc(C)cc2)C1
[3-ethyl-5-hydroxy-5-(4-methylphenyl)-4H-pyrazol-1-yl]-(3-nitrophenyl)methanone