Task: Answer the MCQ question.
Question: Which compound exhibits a 17.446\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: c1ccc(C(c2ccccc2)N2CCN(C(c3ccccn3)c3nnnn3C3CCCC3)CC2)cc1
b: Cc1cccc(NCc2ccccc2OCc2ccccc2F)c1
c: O=c1[nH]c(=S)[nH]nc1Cc1ccc(Cl)c(Cl)c1
d: CN(C)NC(=O)c1ccc([N+](=O)[O-])s1
Answer: c. O=c1[nH]c(=S)[nH]nc1Cc1ccc(Cl)c(Cl)c1
{#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#}
O=c1[nH]c(=S)[nH]nc1Cc1ccc(Cl)c(Cl)c1
O=c1[nH]c(=S)[nH]nc1Cc1ccc(Cl)c(Cl)c1
6-[(3,4-dichlorophenyl)methyl]-3-sulfanylidene-2H-1,2,4-triazin-5-one