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, b, c, or d without using any other words.
Options:
a: Cc1cn(-c2ccc(Nc3cccc4c3nc(-c3ccc(F)cc3)n4C)cn2)cn1
b: CC(C)N1CCN(NCc2cnc(-c3ccc(C(=O)Nc4ccccc4N)cc3)c(C#N)c2)CC1
c: CO/N=C(/c1ccc(CN2CCC3(CC2)OCc2cc(F)ncc23)cc1)c1ccc(F)c(F)c1
d: CCN(CC)Cc1ccc2c(c1)CCC(N1CCN(CCc3ccc(F)cc3)CC1=O)C2
Answer: a, 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}
2-(4-fluorophenyl)-1-methyl-N-[6-(4-methylimidazol-1-yl)pyridin-3-yl]benzimidazol-4-amine