Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (IC50 less than 10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CN(C)CCNC(=O)C(=O)NCC1OCCN1S(=O)(=O)c1ccc2c(c1)OCCO2
[b] O=C(Cn1cc(S(=O)(=O)N2CCN(c3ccccc3F)CC2)c2ccccc2c1=O)NCCCN1CCCCCC1
Answer: b
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}