Problem statement: Answer the MCQ question.
Query: Which drug has a 21.235\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. COCCCn1c(=O)c2sccc2n(Cc2ccc(C)cc2)c1=O
b. CCOC(=O)C1=C(C)NC(=O)NC1c1ccc2c(c1)OCO2
Answer: a. COCCCn1c(=O)c2sccc2n(Cc2ccc(C)cc2)c1=O
{#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#}
COCCCn1c(=O)c2sccc2n(Cc2ccc(C)cc2)c1=O
COCCCn1c(=O)c2sccc2n(Cc2ccc(C)cc2)c1=O
3-(3-methoxypropyl)-1-[(4-methylphenyl)methyl]thieno[3,2-d]pyrimidine-2,4-dione