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: CN1CCN(Cc2ccc3c(c2)Cc2c-3n[nH]c2-c2csc(C#CCOc3ccccc3Cl)c2)CC1
b: CS(=O)(=O)N1CCN(Cc2cn3cc(-c4cccc5[nH]ncc45)nc(N4CCOCC4)c3n2)CC1
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}
4-[6-(1H-indazol-4-yl)-2-[(4-methylsulfonylpiperazin-1-yl)methyl]imidazo[1,2-a]pyrazin-8-yl]morpholine