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: N=c1c(S(=O)(=O)c2ccccc2)cc2c(=O)n3ccccc3nc2n1CCCN1CCOCC1
b: CC(C)(C)c1[nH]nc2c1C(c1ccco1)C(C#N)=C(N)O2
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}