Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 12.681\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] CCN(CC)CCN(C(=O)c1ccc(C(C)=O)cc1)c1nc2ccc(Cl)cc2s1.Cl
[b] CCNC(=S)NCc1ccc2[nH]c(C)cc2c1
[c] Cc1ccc(-n2[nH]c(C)c(/C=N/N3C(=O)c4cccc5cccc(c45)C3=O)c2=O)cc1
Answer: b. CCNC(=S)NCc1ccc2[nH]c(C)cc2c1
{#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#}
CCNC(=S)NCc1ccc2[nH]c(C)cc2c1
CCNC(=S)NCc1ccc2[nH]c(C)cc2c1
1-ethyl-3-[(2-methyl-1H-indol-5-yl)methyl]thiourea