Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a -3.253\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: COc1ccccc1N1CCN(C(=O)CCc2nnc3ccc(N4CCC(C)CC4)nn23)CC1
b: COC(=O)Nc1ccc(OC)c(OC)c1
c: N#Cc1nc(-c2cccc(Cl)c2)oc1NCc1cccnc1
Answer: a. COc1ccccc1N1CCN(C(=O)CCc2nnc3ccc(N4CCC(C)CC4)nn23)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#}
COc1ccccc1N1CCN(C(=O)CCc2nnc3ccc(N4CCC(C)CC4)nn23)CC1
COc1ccccc1N1CCN(C(=O)CCc2nnc3ccc(N4CCC(C)CC4)nn23)CC1
1-[4-(2-methoxyphenyl)piperazin-1-yl]-3-[6-(4-methylpiperidin-1-yl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl]propan-1-one