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] C=CCOC(=O)C1=C(C)NC(SCC(=O)Nc2ccccc2)=C(C#N)C1c1ccco1
[b] Cc1cc(Cl)c(S(=O)(=O)N2CCN(c3ccccc3)CC2)cc1OCC(N)=O
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}