Task: Answer the MCQ question.
Question: Which drug exhibits a 15.340\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. COc1ccccc1-c1nnc(NC(=O)c2ccc(S(=O)(=O)N(C)CC3CCCO3)cc2)o1
b. CCC(=O)Oc1ccc(C(=O)Nc2c[nH]c(=O)[nH]c2=O)cc1
c. CCCCn1c(-c2cc(Cl)ccc2OC)n[nH]c1=S
d. Cc1cc(=O)[nH]c(SCc2nnc(-c3ccccc3)o2)n1
e. CC(=O)Nc1ccc(NC(=O)CSc2nnc(C)n2-c2ccccc2)cc1
Answer: c. CCCCn1c(-c2cc(Cl)ccc2OC)n[nH]c1=S
{#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#}
CCCCn1c(-c2cc(Cl)ccc2OC)n[nH]c1=S
CCCCn1c(-c2cc(Cl)ccc2OC)n[nH]c1=S
4-butyl-3-(5-chloro-2-methoxyphenyl)-1H-1,2,4-triazole-5-thione