Problem statement: Answer the multiple choice question.
Query: Which drug has a 2.684\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. CCOC(=O)CSC1=NN2CCS(=O)(=O)N=C2S1
b. COC(=O)C1=C(C)N(C)C(=O)NC1c1cc(Cl)c(O)c(OC)c1
c. CC(NC(=O)C1CCC1)c1ccccc1
d. CCCCSc1nnc(NC(=O)CCc2ccccc2)s1
Answer: b. COC(=O)C1=C(C)N(C)C(=O)NC1c1cc(Cl)c(O)c(OC)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#}
COC(=O)C1=C(C)N(C)C(=O)NC1c1cc(Cl)c(O)c(OC)c1
COC(=O)C1=C(C)N(C)C(=O)NC1c1cc(Cl)c(O)c(OC)c1
methyl 6-(3-chloro-4-hydroxy-5-methoxyphenyl)-3,4-dimethyl-2-oxo-1,6-dihydropyrimidine-5-carboxylate