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) CCCCC1=CC2=C(c3ccco3)C(=O)C(C)(OC(=O)c3ccc(OC)cc3)C(=O)C2=CN1CCc1ccccn1
(b) O=c1c2ccccc2nc(N2CCN(c3ccccc3)CC2)n1Cc1ccccc1
(c) CN(C)S(=O)(=O)c1ccc(N2C(=O)CC2(/C=C/c2ccccc2)C(=O)NC2CCCC2)cc1
Answer: a, b, c
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}