Task: Answer the MCQ question.
Question: Which compound exhibits a 3.405\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CCO/N=C(/C)c1c(O)c(C)c(-c2ccccc2)n(-c2ccccc2)c1=O
b O=C(Nc1cccc(Oc2c(F)c(F)c(F)c(F)c2F)c1)N1C[C@@H]2C[C@@H](C1)c1cccc(=O)n1C2
Answer: b. O=C(Nc1cccc(Oc2c(F)c(F)c(F)c(F)c2F)c1)N1C[C@@H]2C[C@@H](C1)c1cccc(=O)n1C2
{#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#}
O=C(Nc1cccc(Oc2c(F)c(F)c(F)c(F)c2F)c1)N1C[C@@H]2C[C@@H](C1)c1cccc(=O)n1C2
O=C(Nc1cccc(Oc2c(F)c(F)c(F)c(F)c2F)c1)N1C[C@@H]2C[C@@H](C1)c1cccc(=O)n1C2
(1S,9R)-6-oxo-N-[3-(2,3,4,5,6-pentafluorophenoxy)phenyl]-7,11-diazatricyclo[7.3.1.02,7]trideca-2,4-diene-11-carboxamide