Task: Answer the multiple-choice question.
Query: Which compound exhibits a 1.896\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a.) Cc1nc(N2CCN(S(=O)(=O)c3ccccc3C#N)CC2)c2c(-c3cccs3)csc2n1
b.) O=C1NC(=S)N/C1=C/c1cc([N+](=O)[O-])ccc1O
c.) O=C(CN(Cc1ccco1)C(=O)CCC(=O)Nc1ccccn1)NCc1ccccc1
d.) Cc1nonc1OCCn1nnnc1N
e.) COc1ccc(N2CCN(Cc3nc4c(c(=O)[nH]c(=O)n4C)n3Cc3cccc(Cl)c3)CC2)cc1
Answer: e. COc1ccc(N2CCN(Cc3nc4c(c(=O)[nH]c(=O)n4C)n3Cc3cccc(Cl)c3)CC2)cc1
{#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#}
COc1ccc(N2CCN(Cc3nc4c(c(=O)[nH]c(=O)n4C)n3Cc3cccc(Cl)c3)CC2)cc1
COc1ccc(N2CCN(Cc3nc4c(c(=O)[nH]c(=O)n4C)n3Cc3cccc(Cl)c3)CC2)cc1
7-[(3-chlorophenyl)methyl]-8-[[4-(4-methoxyphenyl)piperazin-1-yl]methyl]-3-methylpurine-2,6-dione