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, b, or c without using any other words.
Options:
a: O=C(Cn1nnc(-c2ccc(Cl)cc2)n1)NCCC1=CCCCC1
b: Nc1ccc(S(=O)(=O)c2ccc(Cl)cc2)cc1
c: CCCCCNc1nc(NCCCO)c(C#N)c2c1CN(C)CC2
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}