Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCCCc1ccc(-c2nc(NC(=O)C3C4CCC(O4)C3C(=O)O)sc2C)cc1
(b) CC(=O)NNC(=O)CN1C(=O)/C(=C/c2ccccc2)SC1=S
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}