Task: Answer the MCQ question.
Query: Which compound exhibits a 8.261\% 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. COc1ccc2oc(=O)c(C(=O)Nc3cccc(C(C)=O)c3)cc2c1
b. COc1ccc(S(=O)(=O)NC2CCSc3ccccc32)cc1OC
c. COC(=O)c1c(C(=O)OC)c(-c2ccc(Cl)cc2)n2c1CS(=O)(=O)C2
d. CC1(C)Cc2c(sc3nc(=S)[nH]c(N)c23)CO1
Answer: b. COc1ccc(S(=O)(=O)NC2CCSc3ccccc32)cc1OC
{#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#}
COc1ccc(S(=O)(=O)NC2CCSc3ccccc32)cc1OC
COc1ccc(S(=O)(=O)NC2CCSc3ccccc32)cc1OC
N-(3,4-dihydro-2H-thiochromen-4-yl)-4,5-dimethoxybenzenesulfonamide