Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 3.369\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. CC(Nc1ncnc2nc[nH]c12)c1ccccc1
b. CCC1(c2ccccc2)C(=O)NCNC1=O
c. CCc1nc2sc3ccccc3c(=O)c2c(=O)n1Cc1ccco1
d. CCCc1cc(=O)[nH]c(SCC(=O)N2CCN(c3ccccc3)CC2)n1
e. O=C(OCC#CCSc1nnc(-c2ccccc2)o1)c1ccco1
Answer: b. CCC1(c2ccccc2)C(=O)NCNC1=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#}
CCC1(c2ccccc2)C(=O)NCNC1=O
CCC1(c2ccccc2)C(=O)NCNC1=O
5-ethyl-5-phenyl-1,3-diazinane-4,6-dione