Task: Answer the MCQ question.
Question: Which drug exhibits a -0.593\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CCOC(=O)C1=C(COC(=O)CCC(=O)c2ccc(C)cc2)NC(=O)NC1C
b COCCn1c(SCC(=O)N2CCC(C)CC2)nc2c([nH]c3ccccc32)c1=O
Answer: b. COCCn1c(SCC(=O)N2CCC(C)CC2)nc2c([nH]c3ccccc32)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#}
COCCn1c(SCC(=O)N2CCC(C)CC2)nc2c([nH]c3ccccc32)c1=O
COCCn1c(SCC(=O)N2CCC(C)CC2)nc2c([nH]c3ccccc32)c1=O
3-(2-methoxyethyl)-2-[2-(4-methylpiperidin-1-yl)-2-oxoethyl]sulfanyl-5H-pyrimido[5,4-b]indol-4-one