Task: Answer the multiple choice question.
Question: Which compound exhibits a 18.970\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] O=C(NCCc1ccc(Cl)cc1)Nc1ccc(Cl)cc1
[b] N#Cc1c(N)nc2c(c1N)CC(C(F)(F)F)O2
[c] CC1CCC(C(C)C)C(OC(=O)C[n+]2cc(-c3ccc(Cl)cc3)n3c2CCC3)C1.[Cl-]
[d] COc1ccc(CCn2nnnc2CN2CCN(C(=O)c3ccco3)CC2)cc1OC
Answer: b. N#Cc1c(N)nc2c(c1N)CC(C(F)(F)F)O2
{#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#}
N#Cc1c(N)nc2c(c1N)CC(C(F)(F)F)O2
N#Cc1c(N)nc2c(c1N)CC(C(F)(F)F)O2
4,6-diamino-2-(trifluoromethyl)-2,3-dihydrofuro[2,3-b]pyridine-5-carbonitrile