Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 1.851\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. N#Cc1ccccc1NC(=O)Nc1ccc(Cl)cc1
b. CCOC(=O)c1sc(NC(=O)c2ccc(CC)s2)nc1C
c. CCCCCCNC(=O)CCNC(=O)c1cc(OC)c(OC)c(OC)c1
Answer: b. CCOC(=O)c1sc(NC(=O)c2ccc(CC)s2)nc1C
{#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#}
CCOC(=O)c1sc(NC(=O)c2ccc(CC)s2)nc1C
CCOC(=O)c1sc(NC(=O)c2ccc(CC)s2)nc1C
ethyl 2-[(5-ethylthiophene-2-carbonyl)amino]-4-methyl-1,3-thiazole-5-carboxylate