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=CCN(CC=C)S(=O)(=O)c1ccc(C(=O)Nc2nc3c(s2)CCc2ccccc2-3)cc1
b: COc1cccc(C(=O)CN2C(=O)C(C)(C)Oc3ccc(C(=O)N4CCCCCC4)cc32)c1
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}