Task: Answer the multiple choice question.
Question: Which drug has a 5.123\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a COCCn1c(=O)[nH]c2cc(C(=O)NCc3ccccc3)ccc2c1=O
b Cc1cc(C)cc(OCC(=O)Nc2ccc3c(c2)C(=O)c2ccccc2C3=O)c1
c C1CC2NCCC3NCCC(N1)N32
d Cc1ccc(NC(=O)COC(=O)CC2SC(N3CCCC3)=NC2=O)cc1
Answer: c. C1CC2NCCC3NCCC(N1)N32
{#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#}
C1CC2NCCC3NCCC(N1)N32
C1CC2NCCC3NCCC(N1)N32
2,6,10,13-tetrazatricyclo[7.3.1.05,13]tridecane