Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] N#Cc1ccc(Cn2cncc2C[NH2+][C@@H]2CCN(C(=O)c3cccnc3N)C2=O)cc1
[b] CNCc1cc(C#N)ccc1Oc1ccc(Cl)cc1Cl
Answer: a
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}
[(3R)-1-(2-azanylpyridin-3-yl)carbonyl-2-oxidanylidene-pyrrolidin-3-yl]-[[3-[(4-cyanophenyl)methyl]imidazol-4-yl]methyl]azanium