Task: Answer the MCQ question.
Query: Which compound has a 4.478\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. COc1ccc(C2=NN(c3nc(C)cc(C)n3)C(=O)C2)cc1
b. CCO[C@@H]1OC(C(=O)NCc2nc3ccccc3[nH]2)=C[C@H](C(C)(C)C)[C@H]1CCCO
Answer: a. COc1ccc(C2=NN(c3nc(C)cc(C)n3)C(=O)C2)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#}
COc1ccc(C2=NN(c3nc(C)cc(C)n3)C(=O)C2)cc1
COc1ccc(C2=NN(c3nc(C)cc(C)n3)C(=O)C2)cc1
2-(4,6-dimethylpyrimidin-2-yl)-5-(4-methoxyphenyl)-4H-pyrazol-3-one