Task: Answer the MCQ question.
Question: Which drug has a -49.521% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: O=C(O)Cc1ccc(NC(=O)c2ccc3c(c2)C(=O)N(Cc2ccco2)C3=O)cc1
b: CCCCN(CCCC)CCCNC(=O)CC1Oc2ccc(C)cc2NC1=O
c: CCCOc1cccc(C(=O)NCCCNC(=O)c2ccccn2)c1
Answer: b. CCCCN(CCCC)CCCNC(=O)CC1Oc2ccc(C)cc2NC1=O
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCCCN(CCCC)CCCNC(=O)CC1Oc2ccc(C)cc2NC1=O
CCCCN(CCCC)CCCNC(=O)CC1Oc2ccc(C)cc2NC1=O
N-[3-(dibutylamino)propyl]-2-(6-methyl-3-oxo-4H-1,4-benzoxazin-2-yl)acetamide