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, b, or c without using any other words.
Options:
(a) CCOC(=O)c1cnc2[nH]c3ccccc3n2c1=O
(b) O=C(CC1C(=O)NCCN1C(=O)c1ccc([N+](=O)[O-])cc1)Nc1ccc(F)cc1
(c) CC1(c2ccc(Cl)cc2)NC(=O)N(CC(=O)N2CCN(S(=O)(=O)c3ccccc3)CC2)C1=O
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}