Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: CC(=O)Nc1cccc(Nc2ncnc(N3CCC(OCc4ccc(C(C)C)cc4)CC3)n2)c1C
b: COc1ncc(-c2ccccc2CCNC(=O)c2ccc(OCCC(F)(F)F)nc2)cn1
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
N-[2-[2-(2-methoxypyrimidin-5-yl)phenyl]ethyl]-6-(3,3,3-trifluoropropoxy)pyridine-3-carboxamide