Task: Answer the multiple choice question.
Question: Which compound exhibits a 2.983\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CCCCN(CC)CCNC(=O)c1cn(-c2ccc(Cl)cc2)c(=O)c2ccccc12
b. COc1cc(NC(=S)NCc2ccco2)cc(OC)c1OC
Answer: b. COc1cc(NC(=S)NCc2ccco2)cc(OC)c1OC
{#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#}
COc1cc(NC(=S)NCc2ccco2)cc(OC)c1OC
COc1cc(NC(=S)NCc2ccco2)cc(OC)c1OC
1-(furan-2-ylmethyl)-3-(3,4,5-trimethoxyphenyl)thiourea