Task: Answer the multiple choice question.
Question: Which compound has a 2.665\% 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) Cc1nc(-c2ccccn2)sc1C(=O)Nc1ccc(F)cc1
b) COc1ccc(NC(=S)NCC(c2ccco2)N2CCCC2)cc1
Answer: b. COc1ccc(NC(=S)NCC(c2ccco2)N2CCCC2)cc1
{#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(NC(=S)NCC(c2ccco2)N2CCCC2)cc1
COc1ccc(NC(=S)NCC(c2ccco2)N2CCCC2)cc1
1-[2-(furan-2-yl)-2-pyrrolidin-1-ylethyl]-3-(4-methoxyphenyl)thiourea