Task: Answer the MCQ question.
Question: Which drug exhibits a 2.469\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) CC(C)c1cc(C(C)C)c(S(=O)(=O)N2CCNCC2)c(C(C)C)c1
b) O=[N+]([O-])c1ccc(N2CCCCC2)cc1N1CCOCC1
Answer: b. O=[N+]([O-])c1ccc(N2CCCCC2)cc1N1CCOCC1
{#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=[N+]([O-])c1ccc(N2CCCCC2)cc1N1CCOCC1
O=[N+]([O-])c1ccc(N2CCCCC2)cc1N1CCOCC1
[O][=N+1][Branch1][C][O-1][C][=C][C][=C][Branch1][=Branch2][N][C][C][C][C][C][Ring1][=Branch1][C][=C][Ring1][N][N][C][C][O][C][C][Ring1][=Branch1]
4-(2-nitro-5-piperidin-1-ylphenyl)morpholine