Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 4.893\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. O=C1/C(=C/c2ccccn2)SC(=S)N1c1ccc(O)cc1
b. CSc1cccc(NC(=S)NN(C)C)c1
Answer: b. CSc1cccc(NC(=S)NN(C)C)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#}
CSc1cccc(NC(=S)NN(C)C)c1
CSc1cccc(NC(=S)NN(C)C)c1
1-(dimethylamino)-3-(3-methylsulfanylphenyl)thiourea