Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) CCOC(=O)N1CCN(C(=O)C2CCN(S(=O)(=O)c3c(C)cc(C)cc3C)CC2)CC1
b) O=C(C1COc2ccccc2O1)N1CCN(c2ccc(F)cc2)CC1
Answer: a, 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}