Problem statement: Answer the multiple choice question.
Query: Which compound has a 16.423\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) O=C(COC(=O)c1cc(=O)c2ccccc2o1)Nc1cc(Cl)ccc1Cl
(b) COc1ccc(NC(=O)CSc2ncnc3c2sc2ccccc23)c(OC)c1
(c) CCOc1ccc(-n2c(O)c(C=NCCN(CC)CC)c(=O)[nH]c2=O)cc1
Answer: c. CCOc1ccc(-n2c(O)c(C=NCCN(CC)CC)c(=O)[nH]c2=O)cc1
{#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#}
CCOc1ccc(-n2c(O)c(C=NCCN(CC)CC)c(=O)[nH]c2=O)cc1
CCOc1ccc(-n2c(O)c(C=NCCN(CC)CC)c(=O)[nH]c2=O)cc1
5-[2-(diethylamino)ethyliminomethyl]-1-(4-ethoxyphenyl)-6-hydroxypyrimidine-2,4-dione