Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 4.170% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a Cn1cc([N+](=O)[O-])c(C(=O)NC2CCCCCC2)n1
b Nc1nnc(C2CCCC2)s1
c CC(C)CCNC(=O)c1onc(CSc2ccc(F)c(F)c2)c1C(=O)NCCC(C)C
d COc1cc(NC(=O)C2Cc3ccccc3CN2S(C)(=O)=O)cc(OC)c1
Answer: b. Nc1nnc(C2CCCC2)s1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
Nc1nnc(C2CCCC2)s1
Nc1nnc(C2CCCC2)s1
5-cyclopentyl-1,3,4-thiadiazol-2-amine