Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 3.609\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) CCNc1nc(NCC)nc(Nn2cnnc2)n1
(b) CC(C)(C)NC(=O)NCCc1ccccc1
(c) COc1ccc(C(=O)C[n+]2cc(-c3ccc(OC)cc3)n3c2CCCC3)cc1.[Br-]
Answer: a. CCNc1nc(NCC)nc(Nn2cnnc2)n1
{#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#}
CCNc1nc(NCC)nc(Nn2cnnc2)n1
CCNc1nc(NCC)nc(Nn2cnnc2)n1
2-N,6-N-diethyl-4-N-(1,2,4-triazol-4-yl)-1,3,5-triazine-2,4,6-triamine