Task: Answer the multiple-choice question.
Query: Which compound exhibits a 8.406\% 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: COc1ccc(NC2=CC(c3ccccc3)N(c3ccc(OC)cc3)C2=O)cc1
b: COC(=O)C1(C)NC(c2ccc(O)cc2)C2C(=O)N(c3ccc4c(c3)OCCO4)C(=O)C21
Answer: b. COC(=O)C1(C)NC(c2ccc(O)cc2)C2C(=O)N(c3ccc4c(c3)OCCO4)C(=O)C21
{#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)NC(c2ccc(O)cc2)C2C(=O)N(c3ccc4c(c3)OCCO4)C(=O)C21
COC(=O)C1(C)NC(c2ccc(O)cc2)C2C(=O)N(c3ccc4c(c3)OCCO4)C(=O)C21
methyl 5-(2,3-dihydro-1,4-benzodioxin-6-yl)-1-(4-hydroxyphenyl)-3-methyl-4,6-dioxo-1,2,3a,6a-tetrahydropyrrolo[3,4-c]pyrrole-3-carboxylate