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 CCC(CC)c1nnc(NC(=O)c2ccc(S(=O)(=O)N3CCc4ccccc4C3)cc2)s1
b CCOc1ccccc1NC(=O)CN(C)S(=O)(=O)c1ccc2[nH]c(=O)oc2c1
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}