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 additional words.
Options:
(a) COc1cccc(/C=C(\C#N)c2nc3ccc(C)cc3[nH]2)c1OCC(=O)O
(b) Cn1cc(C(=O)NCc2cccnc2)c(=O)c2cc(S(=O)(=O)N3CCCCCC3)ccc21
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}