Problem statement: Answer the multiple choice question.
Query: Which drug has a 20.021\% 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) NC(=S)c1cn(C2OC(CO)C(O)C2O)c2ncnc(N)c12
b) Cc1ncc(S(=O)(=O)C(C)(C)C)c(N)n1
Answer: a. NC(=S)c1cn(C2OC(CO)C(O)C2O)c2ncnc(N)c12
{#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#}
NC(=S)c1cn(C2OC(CO)C(O)C2O)c2ncnc(N)c12
NC(=S)c1cn(C2OC(CO)C(O)C2O)c2ncnc(N)c12
4-amino-7-[3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrrolo[2,3-d]pyrimidine-5-carbothioamide