Task: Answer the multiple choice question.
Query: Which drug has a 13.275\% 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. COc1ccccc1CCC(=O)OCC(=O)Nc1ccc(C)c(S(=O)(=O)N2CCCCC2)c1
b. CCSc1nnc(NC(=O)Cc2ccc(OC)cc2)s1
Answer: b. CCSc1nnc(NC(=O)Cc2ccc(OC)cc2)s1
{#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#}
CCSc1nnc(NC(=O)Cc2ccc(OC)cc2)s1
CCSc1nnc(NC(=O)Cc2ccc(OC)cc2)s1
N-(5-ethylsulfanyl-1,3,4-thiadiazol-2-yl)-2-(4-methoxyphenyl)acetamide