Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (IC50 less than 10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a Cc1cccc(C(=O)NNC(=O)c2ccc(NC(=O)C(C)(C)C)cc2)c1
b CCCC(CCC)C(=O)Nc1c[nH]c(=O)[nH]c1=O
c Cc1onc(NC(=O)NC(=O)c2ccccc2F)c1Br
d O=C(Cn1cnc2ccccc21)Nc1cccc([N+](=O)[O-])c1
Answer: a, b, c, d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}