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 O=C(Nc1ccc2oc(-c3ccncc3)nc2c1)c1ccc2c(c1)OCO2
b CCS(=O)(=O)N1CCN(c2ccc(C(=O)NC3C4CC5CC(C4)CC3C5)cc2[N+](=O)[O-])CC1
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}