Task: Answer the multiple-choice question.
Question: Which drug has a 6.769\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a CCN1CCN(S(=O)(=O)c2c(C)[nH]c(C)c2C(=O)N2CCCCC2)CC1
b CCCn1c(=O)c(-c2nc3ccccc3[nH]2)c(O)c2ccccc21
c COc1ccccc1N1CCN(/N=C\c2ccc(C)o2)CC1
d CC(Sc1n[nH]c(-c2cccs2)n1)C(=O)Nc1ccccc1F
Answer: b. CCCn1c(=O)c(-c2nc3ccccc3[nH]2)c(O)c2ccccc21
{#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#}
CCCn1c(=O)c(-c2nc3ccccc3[nH]2)c(O)c2ccccc21
CCCn1c(=O)c(-c2nc3ccccc3[nH]2)c(O)c2ccccc21
3-(1H-benzimidazol-2-yl)-4-hydroxy-1-propylquinolin-2-one