Problem statement: Answer the MCQ question.
Query: Which compound exhibits a -20.862\% 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 additional words.
Options:
a: COc1ccc(-c2noc(N3CCC(C(=O)Nc4cccc(OC)c4)CC3)n2)cc1
b: O=C(CSCc1c(Cl)cccc1Cl)Nc1nccs1
c: O=C(CC(Nc1ccccc1)c1ccccc1)C1CC1
d: Cn1c(=O)[nH]c(=O)c2c1nc(NCCCO)n2CCOc1ccccc1
e: CC(=O)c1c(C)[nH]c(C(=O)COc2ccc3c(C)cc(=O)oc3c2)c1C
Answer: d. Cn1c(=O)[nH]c(=O)c2c1nc(NCCCO)n2CCOc1ccccc1
{#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#}
Cn1c(=O)[nH]c(=O)c2c1nc(NCCCO)n2CCOc1ccccc1
Cn1c(=O)[nH]c(=O)c2c1nc(NCCCO)n2CCOc1ccccc1
8-(3-hydroxypropylamino)-3-methyl-7-(2-phenoxyethyl)purine-2,6-dione