Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (IC50 < 10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a CCn1cnc2c(cnn2-c2ccccc2)c1=O
b O=C(Nc1cccc(Cl)c1)c1ccc(NCCCN2CCOCC2)c([N+](=O)[O-])c1
c CO/N=C(\Cn1ncc(NC2CCCCC2)c(Br)c1=O)c1ccc(Cl)cc1
d COc1ccc(Br)cc1CNC(C)c1ccccc1
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}