Task: Answer the MCQ question.
Query: Which drug has a 4.320\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) COc1ccc(/C=C/CN2CCN(Cc3ccc(F)cc3)C(CCO)C2)cc1
b) CC1CN(c2oc(-c3cccs3)nc2C#N)CC(C)O1
c) COC(=O)C1=C(C)Nc2c(c(=O)n(C)c(=O)n2C)C1c1ccc(Cl)cc1
Answer: b. CC1CN(c2oc(-c3cccs3)nc2C#N)CC(C)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#}
CC1CN(c2oc(-c3cccs3)nc2C#N)CC(C)O1
CC1CN(c2oc(-c3cccs3)nc2C#N)CC(C)O1
5-(2,6-dimethylmorpholin-4-yl)-2-thiophen-2-yl-1,3-oxazole-4-carbonitrile