Task: Answer the multiple choice question.
Query: Which compound exhibits a 12.218\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. CCn1c(-c2ccsc2)nc2c1c(=O)[nH]c(=O)n2Cc1ccccc1
b. CCOC(=O)C1CCCN(C(=O)c2cn(C)c(=O)c3cc(OC)c(OC)cc23)C1
c. Cc1cccc(C(=O)N/N=C/c2ccc[nH]2)c1
d. NC(=S)Nc1cc(Cl)ccc1Cl
Answer: a. CCn1c(-c2ccsc2)nc2c1c(=O)[nH]c(=O)n2Cc1ccccc1
{#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#}
CCn1c(-c2ccsc2)nc2c1c(=O)[nH]c(=O)n2Cc1ccccc1
CCn1c(-c2ccsc2)nc2c1c(=O)[nH]c(=O)n2Cc1ccccc1
3-benzyl-7-ethyl-8-thiophen-3-ylpurine-2,6-dione