Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 4.862\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: CCn1cc(C(=O)N2CCN(Cc3ccc4c(c3)OCO4)CC2)c(=O)c2ccc(C)nc21
b: C=CCOc1c(Br)cc(CNc2ccc(NC(=O)C(C)C)cc2)cc1OCC
Answer: a. CCn1cc(C(=O)N2CCN(Cc3ccc4c(c3)OCO4)CC2)c(=O)c2ccc(C)nc21
{#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#}
CCn1cc(C(=O)N2CCN(Cc3ccc4c(c3)OCO4)CC2)c(=O)c2ccc(C)nc21
CCn1cc(C(=O)N2CCN(Cc3ccc4c(c3)OCO4)CC2)c(=O)c2ccc(C)nc21
3-[4-(1,3-benzodioxol-5-ylmethyl)piperazine-1-carbonyl]-1-ethyl-7-methyl-1,8-naphthyridin-4-one