Task: Answer the multiple choice question.
Query: Which drug has a 6.676\% 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. Cc1ccc(C)c(NC(=O)COC(=O)CC2c3ccccc3CCN2S(=O)(=O)c2ccc(F)cc2)c1
b. CCc1noc(C)c1C(=O)NNC(=O)c1ccccc1
c. Cc1cc(-c2c(C)n([O-])c(C)c(C)[n+]2=O)ccc1F
d. COc1ccc(CN2CCc3ccccc3C2)c(OC)c1
Answer: b. CCc1noc(C)c1C(=O)NNC(=O)c1ccccc1
{#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#}
CCc1noc(C)c1C(=O)NNC(=O)c1ccccc1
CCc1noc(C)c1C(=O)NNC(=O)c1ccccc1
N'-benzoyl-3-ethyl-5-methyl-1,2-oxazole-4-carbohydrazide