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 CC(C)c1nc(SCC(=O)Nc2ccc([N+](=O)[O-])cc2Br)n[nH]1
b Cc1ccc(-n2nc3ccc(NC(=O)/C=C/c4ccco4)cc3n2)cc1C
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}