Problem statement: Answer the multiple-choice question.
Question: Which compound has a -0.699\% 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 or b without using any additional words.
Options:
a: CCOCCCNC(=O)c1ccc2c(c1)N=C(CC)c1cc(Br)ccc1S2
b: O=C1CSC(c2c(F)cccc2Cl)N1c1cccc(F)c1
Answer: b. O=C1CSC(c2c(F)cccc2Cl)N1c1cccc(F)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#}
2-(2-chloro-6-fluorophenyl)-3-(3-fluorophenyl)-1,3-thiazolidin-4-one