Task: Answer the multiple choice question.
Question: Which compound has a 1.903\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. CC1CC2OC(=O)C3(C)CCCC(C)(C23)C1(O)CCc1ccoc1
b. CCOCCCNC(=O)CC1Oc2ccc(C)cc2NC1=O
c. CCN(CC)CCNC(=O)c1ccc(NC(=O)C2CC(=O)N(CCc3ccc(OC)c(OC)c3)C2)cc1
Answer: b. CCOCCCNC(=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_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#}
CCOCCCNC(=O)CC1Oc2ccc(C)cc2NC1=O
CCOCCCNC(=O)CC1Oc2ccc(C)cc2NC1=O
N-(3-ethoxypropyl)-2-(6-methyl-3-oxo-4H-1,4-benzoxazin-2-yl)acetamide