Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a -5.114\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] CCCCCn1c(CN2CCN(c3cccc(Cl)c3)CC2)nc2c1c(=O)n(C)c(=O)n2C
[b] COc1ccc(NC(=O)N(Cc2cc3cc(OC)c(OC)cc3[nH]c2=O)CC2CCCO2)cc1
[c] Cn1c(CCN2CCCCC2)nc2cc(NC(=O)Nc3ccccc3)ccc21
Answer: a. CCCCCn1c(CN2CCN(c3cccc(Cl)c3)CC2)nc2c1c(=O)n(C)c(=O)n2C
{#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#}
CCCCCn1c(CN2CCN(c3cccc(Cl)c3)CC2)nc2c1c(=O)n(C)c(=O)n2C
CCCCCn1c(CN2CCN(c3cccc(Cl)c3)CC2)nc2c1c(=O)n(C)c(=O)n2C
8-[[4-(3-chlorophenyl)piperazin-1-yl]methyl]-1,3-dimethyl-7-pentylpurine-2,6-dione