Problem statement: Answer the MCQ question.
Query: Which drug has a 12.299\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CCOc1ccccc1N1CCN(C(=O)c2ccc3[nH]c4c(c3c2)CCCC4)CC1
b COC(=O)CSc1nc2ccccn2c(=O)c1C=O
Answer: b. COC(=O)CSc1nc2ccccn2c(=O)c1C=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#}
COC(=O)CSc1nc2ccccn2c(=O)c1C=O
COC(=O)CSc1nc2ccccn2c(=O)c1C=O
methyl2-(3-formyl-4-oxopyrido[1,2-a]pyrimidin-2-yl)sulfanylacetate