Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a -4.051\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: Cc1ccc(S(=O)(=O)N2CCN(C(=O)CSc3cc(C)ccc3C)CC2)c(C)c1
b: COCCn1c(SCc2ccc(F)cc2)nc2c1c(=O)[nH]c(=O)n2C
Answer: b. COCCn1c(SCc2ccc(F)cc2)nc2c1c(=O)[nH]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#}
COCCn1c(SCc2ccc(F)cc2)nc2c1c(=O)[nH]c(=O)n2C
COCCn1c(SCc2ccc(F)cc2)nc2c1c(=O)[nH]c(=O)n2C
8-[(4-fluorophenyl)methylsulfanyl]-7-(2-methoxyethyl)-3-methylpurine-2,6-dione