Task: Answer the MCQ question.
Query: Which drug has a 3.900\% 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, or c without using any other words.
Options:
a) COc1ccccc1C(=O)NC1CCSc2ccccc21
b) Cc1ccccc1-c1nc(CN2CCSCC2)c(C)o1
c) Cc1cc(=O)oc2cc(Oc3ccc([N+](=O)[O-])cc3[N+](=O)[O-])ccc12
Answer: b. Cc1ccccc1-c1nc(CN2CCSCC2)c(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#}
Cc1ccccc1-c1nc(CN2CCSCC2)c(C)o1
Cc1ccccc1-c1nc(CN2CCSCC2)c(C)o1
5-methyl-2-(2-methylphenyl)-4-(thiomorpholin-4-ylmethyl)-1,3-oxazole