Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 8.217\% 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, c, or d without using any other words.
Options:
a. CC1(c2cccc([N+](=O)[O-])c2)CC(C)(C)N(C(=O)c2ccccc2)c2ccccc21
b. OCCCCNc1cccc2ccccc12
c. O=C(NNc1cccc(Cl)n1)c1c(Cl)cccc1Cl
d. CCOc1ccc2nc(NCCCNS(=O)(=O)c3ccccc3)c(C#N)cc2c1
Answer: b. OCCCCNc1cccc2ccccc12
{#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#}
OCCCCNc1cccc2ccccc12
OCCCCNc1cccc2ccccc12
[O][C][C][C][C][N][C][=C][C][=C][C][=C][C][=C][C][=C][Ring1][#Branch2][Ring1][=Branch1]
4-(naphthalen-1-ylamino)butan-1-ol