Task: Answer the multiple-choice question.
Question: Which drug exhibits a 2.030\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) Cc1cc(OCCn2cncn2)ccc1[N+](=O)[O-]
(b) Cc1cc(C)n(-c2cc(-n3nc(C)cc3C)ncn2)n1
(c) Cc1cccc(NC(=S)NC2CCCC2)c1C
Answer: c. Cc1cccc(NC(=S)NC2CCCC2)c1C
{#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#}
Cc1cccc(NC(=S)NC2CCCC2)c1C
Cc1cccc(NC(=S)NC2CCCC2)c1C
1-cyclopentyl-3-(2,3-dimethylphenyl)thiourea