Task: Answer the multiple-choice question.
Question: Which compound has a 16.164\% 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: COc1ccc(-n2nc(C(N)=O)nc2-c2ccccc2)cc1
b: Cc1ccc(-n2c3nc(=O)[nH]c(=O)c-3cc3c(C)nn(-c4ccccc4)c32)c(C)c1
c: O=C(Nc1ccc(NC(=O)c2ccc([N+](=O)[O-])o2)cc1Cl)c1ccco1
d: Cc1ccc(Oc2nc(-c3ccccn3)nc3ccccc23)cc1
Answer: b. Cc1ccc(-n2c3nc(=O)[nH]c(=O)c-3cc3c(C)nn(-c4ccccc4)c32)c(C)c1
{#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#}
Cc1ccc(-n2c3nc(=O)[nH]c(=O)c-3cc3c(C)nn(-c4ccccc4)c32)c(C)c1
Cc1ccc(-n2c3nc(=O)[nH]c(=O)c-3cc3c(C)nn(-c4ccccc4)c32)c(C)c1
2-(2,4-dimethylphenyl)-6-methyl-4-phenyl-2,4,5,11,13-pentazatricyclo[7.4.0.03,7]trideca-1(13),3(7),5,8-tetraene-10,12-dione