Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 13.949\% human ether-à-go-go related gene (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. Clc1ccc(-c2nc3ccccc3[nH]2)cn1
b. COc1ccc(Cl)cc1NC(=S)Nc1ccccc1F
c. O=[N+]([O-])c1ccc(OCc2n[nH]c(=S)n2-c2ccccc2)cc1
d. CCN(CC)CCn1c2ccc(Cl)cc2c2nc(C)sc21.Cl
Answer: b. COc1ccc(Cl)cc1NC(=S)Nc1ccccc1F
{#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(Cl)cc1NC(=S)Nc1ccccc1F
COc1ccc(Cl)cc1NC(=S)Nc1ccccc1F
1-(5-chloro-2-methoxyphenyl)-3-(2-fluorophenyl)thiourea