Task: Answer the MCQ question.
Query: Which compound has a 16.039\% 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 COC(=O)/C=C1/N/C(=N\c2nc(C)cc(C)n2)N(c2ccc(Cl)cc2)C1=O
b CCOc1cccc(C2NC(=S)NC(C)=C2C(=O)Nc2ccccc2)c1
Answer: b. CCOc1cccc(C2NC(=S)NC(C)=C2C(=O)Nc2ccccc2)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#}
CCOc1cccc(C2NC(=S)NC(C)=C2C(=O)Nc2ccccc2)c1
CCOc1cccc(C2NC(=S)NC(C)=C2C(=O)Nc2ccccc2)c1
4-(3-ethoxyphenyl)-6-methyl-N-phenyl-2-sulfanylidene-3,4-dihydro-1H-pyrimidine-5-carboxamide