Problem statement: Answer the MCQ question.
Query: Which drug has a -21.046\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
[a] COc1ccc(CCn2c(O)c(C=NCc3cccnc3)c(=O)[nH]c2=O)cc1OC
[b] Clc1ccc(-c2c[n+](Cc3ccc(Cl)cc3Cl)c3n2CCCCC3)cc1.[Br-]
[c] Cl.N=c1ccn(Cc2ccc([N+](=O)[O-])cc2)cc1
[d] CCC1CN(C(=O)N2CCC(C(=O)NCc3ccco3)CC2)c2ccccc2O1
[e] COc1ccc(NC(=O)c2cc(=O)c3ccccc3o2)cn1
Answer: b. Clc1ccc(-c2c[n+](Cc3ccc(Cl)cc3Cl)c3n2CCCCC3)cc1.[Br-]
{#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#}
Clc1ccc(-c2c[n+](Cc3ccc(Cl)cc3Cl)c3n2CCCCC3)cc1.[Br-]
Clc1ccc(-c2c[n+](Cc3ccc(Cl)cc3Cl)c3n2CCCCC3)cc1.[Br-]
3-(4-chlorophenyl)-1-[(2,4-dichlorophenyl)methyl]-6,7,8,9-tetrahydro-5H-imidazo[1,2-a]azepin-1-ium;bromide