Problem statement: Answer the multiple choice question.
Query: Which drug has a 4.506\% 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) COc1cc(NC2=CC(=O)CC(C)(C)C2)cc(OC)c1
(b) CCC(Sc1nc2n[nH]c(C)c2c(=N)n1-c1cc(Cl)ccc1C)C(=O)N1CCOCC1
Answer: b. CCC(Sc1nc2n[nH]c(C)c2c(=N)n1-c1cc(Cl)ccc1C)C(=O)N1CCOCC1
{#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#}
CCC(Sc1nc2n[nH]c(C)c2c(=N)n1-c1cc(Cl)ccc1C)C(=O)N1CCOCC1
CCC(Sc1nc2n[nH]c(C)c2c(=N)n1-c1cc(Cl)ccc1C)C(=O)N1CCOCC1
2-[[5-(5-chloro-2-methylphenyl)-4-imino-3-methyl-2H-pyrazolo[3,4-d]pyrimidin-6-yl]sulfanyl]-1-morpholin-4-ylbutan-1-one