Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 4.787\% human ether-à-go-go related gene (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] CN(c1ccccc1C(=O)Nc1ccc2c(c1)OCCO2)S(C)(=O)=O
[b] O=C(Nc1cccn2ncnc12)c1ccc(Cl)cc1Cl
[c] CC(C)C(=O)Nc1cccc(C(=O)Nc2cc([N+](=O)[O-])ccc2Cl)c1
[d] CC(C)C(=O)Nc1nnc(-c2ccccc2)o1
Answer: d. CC(C)C(=O)Nc1nnc(-c2ccccc2)o1
{#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#}
CC(C)C(=O)Nc1nnc(-c2ccccc2)o1
CC(C)C(=O)Nc1nnc(-c2ccccc2)o1
2-methyl-N-(5-phenyl-1,3,4-oxadiazol-2-yl)propanamide