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 additional words.
Options:
a CCOC(=O)[C@H]1[C@H]2COc3ccc(Br)cc3[C@@H]2N2C(=O)CN(Cc3ccco3)C(=O)[C@@]12C
b N#CCCC(CCC#N)C1=NCCc2ccccc21
c O=C(CNS(=O)(=O)c1ccc(Br)cc1)N1CCN(c2ccc(F)cc2)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}