Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 23.387\% human ether-à-go-go related gene (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(-c2cccn(Cc3ccccc3)c2=O)n[nH]c1=S
b CCc1nnc(-n2nc(C)cc2-c2ccccc2)n1N.Cl
c CC1(CCc2ccc3c(c2)OCO3)NC(=O)c2ccccc2N1
d COc1cccc(CNC(=O)C2CCCN(c3ncnc4c3nc3n4CCCCC3)C2)c1
Answer: a. CCn1c(-c2cccn(Cc3ccccc3)c2=O)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#}
CCn1c(-c2cccn(Cc3ccccc3)c2=O)n[nH]c1=S
CCn1c(-c2cccn(Cc3ccccc3)c2=O)n[nH]c1=S
1-benzyl-3-(4-ethyl-5-sulfanylidene-1H-1,2,4-triazol-3-yl)pyridin-2-one